European Wholesale Parts

BMW M2 exhaust systems

62 exhaust systems for the G87 BMW M2 (S58 3.0L twin-turbo inline-six) from 12 brands. Cat-back and axle-back systems, mufflers, tips and valve controllers. A cat-back replaces the exhaust from the catalytic converter rearward. An axle-back replaces only the rear section.

Before you order

Fitment is listed by engine and drivetrain. Confirm both on the retailer page.
Tip finish and size are often a separate selection on the retailer page.
Sound-level rules vary by state. A louder system can fail an inspection or roadside check.
Listings are read from the retailer's G87 M2 (S58 3.0L) category. Manual and automatic cars can use different drivetrain parts. Confirm model year and options on the retailer page before ordering.

Brands on this page: Valvetronic Designs (25), AWE (6), Milltek Sport (6), Dinan (5), ECS (4), Eisenmann (4), AFE (3), Turner Motorsport (3), Active Autowerke (2), XForce (2), Akrapovic (1), MAD (1).

Axle Back (18)

AWE · Part no. 3025-42487
AWE SwitchPath Exhaust System - Chrome Silver Tips
Maximum flow and minimal drone! Featuring AWE's SwitchPath valve technology.
Check price at ECS Tuning for AWE AWE SwitchPath Exhaust System - Chrome Silver Tips (opens the retailer site)
AWE · Part no. 3025-43487
AWE SwitchPath Exhaust System - Diamond Black Tips
Maximum flow and minimal drone! Featuring AWE's SwitchPath valve technology.
Check price at ECS Tuning for AWE AWE SwitchPath Exhaust System - Diamond Black Tips (opens the retailer site)
AWE · Part no. 3020-42487
AWE Track Edition Exhaust System - Chrome Silver Tips
Pure flow with no restriction! Includes AWE valve simulators for CEL-free operation.
Check price at ECS Tuning for AWE AWE Track Edition Exhaust System - Chrome Silver Tips (opens the retailer site)
AWE · Part no. 3020-43487
AWE Track Edition Exhaust System - Diamond Black Tips
Pure flow with no restriction! Includes AWE valve simulators for CEL-free operation.
Check price at ECS Tuning for AWE AWE Track Edition Exhaust System - Diamond Black Tips (opens the retailer site)
Akrapovic · Part no. S-BM/T/34H
Titanium Exhaust - Slip-On - No Tips
Engineered for optimal sound and power gain, this Titanium exhaust is the perfect choice for the performance-minded enthusiast.
Check price at ECS Tuning for Akrapovic Titanium Exhaust - Slip-On - No Tips (opens the retailer site)
Dinan · Part no. D660-0100-BLK
Dinan Valved Axle-Back Exhaust - Quad 114mm Black Tips - BMW G87 M2
Improve the tone and volume of your M2's exhaust with this performance exhaust from Dinan - Maximum gains of +6 HP and +5 lb-ft of torque
Check price at ECS Tuning for Dinan Dinan Valved Axle-Back Exhaust - Quad 114mm Black Tips - BMW G87 M2 (opens the retailer site)
Dinan · Part no. D660-0100
Dinan Valved Axle-Back Exhaust - Quad 114mm Polished Tips - BMW G87 M2
Improve the tone and volume of your M2's exhaust with this performance exhaust from Dinan - Maximum gains of +6 HP and +5 lb-ft of torque
Check price at ECS Tuning for Dinan Dinan Valved Axle-Back Exhaust - Quad 114mm Polished Tips - BMW G87 M2 (opens the retailer site)
Valvetronic Designs · Part no. G87M2AXLBRBLK
Valved Sport Axle-Back Stainless Exhaust System - 3.5" Black Tips
T304 Stainless Steel with valved mufflers and quad tips
Check price at ECS Tuning for Valvetronic Designs Valved Sport Axle-Back Stainless Exhaust System - 3.5" Black Tips (opens the retailer site)
Valvetronic Designs · Part no. G87M2AXLBRBRSH
Valved Sport Axle-Back Stainless Exhaust System - 3.5" Brushed Steel Tips
T304 Stainless Steel with valved mufflers and quad tips
Check price at ECS Tuning for Valvetronic Designs Valved Sport Axle-Back Stainless Exhaust System - 3.5" Brushed Steel Tips (opens the retailer site)
Valvetronic Designs · Part no. G87M2AXLBRBRT
Valved Sport Axle-Back Stainless Exhaust System - 3.5" Burnt Tips
T304 Stainless Steel with valved mufflers and quad tips
Check price at ECS Tuning for Valvetronic Designs Valved Sport Axle-Back Stainless Exhaust System - 3.5" Burnt Tips (opens the retailer site)
Valvetronic Designs · Part no. G87M2AXLBRFC
Valved Sport Axle-Back Stainless Exhaust System - 3.5" Forged Carbon Fiber Tips
T304 Stainless Steel with valved mufflers and quad tips
Check price at ECS Tuning for Valvetronic Designs Valved Sport Axle-Back Stainless Exhaust System - 3.5" Forged Carbon Fiber Tips (opens the retailer site)
Valvetronic Designs · Part no. G87M2AXLBRRC
Valved Sport Axle-Back Stainless Exhaust System - 4.0" 1x1 Carbon Fiber Tips
T304 Stainless Steel with valved mufflers and quad tips
Check price at ECS Tuning for Valvetronic Designs Valved Sport Axle-Back Stainless Exhaust System - 4.0" 1x1 Carbon Fiber Tips (opens the retailer site)
Valvetronic Designs · Part no. BMWG87M2AXLTIBLK
Valved Sport Axle-Back Titanium Exhaust System - 3.5" Black Tips
Lightweight Grade 5 Titanium with valved mufflers and quad tips
Check price at ECS Tuning for Valvetronic Designs Valved Sport Axle-Back Titanium Exhaust System - 3.5" Black Tips (opens the retailer site)
Valvetronic Designs · Part no. G87M2AXLTIBRSH
Valved Sport Axle-Back Titanium Exhaust System - 3.5" Brushed Steel Tips
Lightweight Grade 5 Titanium with valved mufflers and quad tips
Check price at ECS Tuning for Valvetronic Designs Valved Sport Axle-Back Titanium Exhaust System - 3.5" Brushed Steel Tips (opens the retailer site)
Valvetronic Designs · Part no. G87M2AXLTIBRT
Valved Sport Axle-Back Titanium Exhaust System - 3.5" Burnt Tips
Lightweight Grade 5 Titanium with valved mufflers and quad tips
Check price at ECS Tuning for Valvetronic Designs Valved Sport Axle-Back Titanium Exhaust System - 3.5" Burnt Tips (opens the retailer site)
Valvetronic Designs · Part no. BMG87M2AXLTIFC
Valved Sport Axle-Back Titanium Exhaust System - 3.5" Forged Carbon Fiber Tips
Lightweight Grade 5 Titanium with valved mufflers and quad tips
Check price at ECS Tuning for Valvetronic Designs Valved Sport Axle-Back Titanium Exhaust System - 3.5" Forged Carbon Fiber Tips (opens the retailer site)
Valvetronic Designs · Part no. G87M2AXLTIRC
Valved Sport Axle-Back Titanium Exhaust System - 4.0" 1x1 Carbon Fiber Tips
Lightweight Grade 5 Titanium with valved mufflers and quad tips
Check price at ECS Tuning for Valvetronic Designs Valved Sport Axle-Back Titanium Exhaust System - 4.0" 1x1 Carbon Fiber Tips (opens the retailer site)
Valvetronic Designs · Part no. G87M2AXLTIBRTTI
Valved Sport Axle-Back Titanium Exhaust System - 4.0" Raw Titanium Burnt Tips
Lightweight Grade 5 Titanium with valved mufflers and quad tips
Check price at ECS Tuning for Valvetronic Designs Valved Sport Axle-Back Titanium Exhaust System - 4.0" Raw Titanium Burnt Tips (opens the retailer site)

Cat Back (17)

AFE · Part no. 49-36353-B
MACH Force-Xp Cat-Back Exhaust - Quad Black Tips
Upgrade the sound of your M2's exhaust with aFe's MACH Force-Xp Cat-Back Exhaust System!
Check price at ECS Tuning for AFE MACH Force-Xp Cat-Back Exhaust - Quad Black Tips (opens the retailer site)
AFE · Part no. 49-36353-C
MACH Force-Xp Cat-Back Exhaust - Quad Carbon Fiber Tips
Upgrade the sound of your M2's exhaust with aFe's MACH Force-Xp Cat-Back Exhaust System!
Check price at ECS Tuning for AFE MACH Force-Xp Cat-Back Exhaust - Quad Carbon Fiber Tips (opens the retailer site)
AFE · Part no. 49-36353-P
MACH Force-Xp Cat-Back Exhaust - Quad Polished Tips
Upgrade the sound of your M2's exhaust with aFe's MACH Force-Xp Cat-Back Exhaust System!
Check price at ECS Tuning for AFE MACH Force-Xp Cat-Back Exhaust - Quad Polished Tips (opens the retailer site)
AWE · Part no. AWEG87SP
AWE SwitchPath Catback Exhaust System - Chrome Silver Or Diamond Black Tips
Maximum flow and minimal drone! Featuring AWE's SwitchPath valve technology.
Check price at ECS Tuning for AWE AWE SwitchPath Catback Exhaust System - Chrome Silver Or Diamond Black Tips (opens the retailer site)
AWE · Part no. AWEG87TRK
AWE Track Edition Catback Exhaust System - Chrome Silver Or Diamond Black Tips
Free up power and unleash your BMW's naturally agressive S58 exhaust tone!
Check price at ECS Tuning for AWE AWE Track Edition Catback Exhaust System - Chrome Silver Or Diamond Black Tips (opens the retailer site)
Dinan · Part no. G87-M2-E-GBGA
G87 M2 Experience Package
Upgrade To Dinan's Experience Package to Save When Modifying Your G87 M2!
Check price at ECS Tuning for Dinan G87 M2 Experience Package (opens the retailer site)
Dinan · Part no. G87-M2-F-GBKT
G87 M2 Foundation Package
Upgrade To Dinan's Foundation Package to Save When Modifying Your G87 M2!
Check price at ECS Tuning for Dinan G87 M2 Foundation Package (opens the retailer site)
Eisenmann · Part no. B5473.01104.32
Eisenmann G87 M2 Twin-Flow Exhaust System - Black Tips
Increase the Sound and Performance of Your G87 with Eisenmann's Stainless Exhaust!
Check price at ECS Tuning for Eisenmann Eisenmann G87 M2 Twin-Flow Exhaust System - Black Tips (opens the retailer site)
Eisenmann · Part no. B5473.01104.CSSC
Eisenmann G87 M2 Twin-Flow Exhaust System - Carbon Tips
Check price at ECS Tuning for Eisenmann Eisenmann G87 M2 Twin-Flow Exhaust System - Carbon Tips (opens the retailer site)
Eisenmann · Part no. B5473.01104.31
Eisenmann G87 M2 Twin-Flow Exhaust System - Silver Tips
Increase the Sound and Performance of Your G87 with Eisenmann's Stainless Exhaust!
Check price at ECS Tuning for Eisenmann Eisenmann G87 M2 Twin-Flow Exhaust System - Silver Tips (opens the retailer site)
Milltek Sport · Part no. SSXBM1303
Non-Resonated Secondary Cat Back System - Brushed Titanium
Wake up your G87 M2 with this full catback system!
Check price at ECS Tuning for Milltek Sport Non-Resonated Secondary Cat Back System - Brushed Titanium (opens the retailer site)
Milltek Sport · Part no. SSXBM1304
Non-Resonated Secondary Cat Back System - Burnt Titanium
Wake up your G87 M2 with this full catback system!
Check price at ECS Tuning for Milltek Sport Non-Resonated Secondary Cat Back System - Burnt Titanium (opens the retailer site)
Milltek Sport · Part no. SSXBM1302
Non-Resonated Secondary Cat Back System - Cerekote Black
Wake up your G87 M2 with this full catback system!
Check price at ECS Tuning for Milltek Sport Non-Resonated Secondary Cat Back System - Cerekote Black (opens the retailer site)
Milltek Sport · Part no. SSXBM1301
Non-Resonated Secondary Cat Back System - Polished Tips
Wake up your G87 M2 with this full catback system!
Check price at ECS Tuning for Milltek Sport Non-Resonated Secondary Cat Back System - Polished Tips (opens the retailer site)
Milltek Sport · Part no. SSXBM1305
Non-Resonated Secondary Cat Back System With JET-115 Carbon Trims
Wake up your G87 M2 with this full catback system!
Check price at ECS Tuning for Milltek Sport Non-Resonated Secondary Cat Back System With JET-115 Carbon Trims (opens the retailer site)
Turner Motorsport · Part no. 050511LA
G87 M2 Performance Valved Cat-Back Exhaust
Experience a more engaging driving experience accompanied by weight savings, increased flow, and most importantly an exhilarating exhaust note!
Check price at ECS Tuning for Turner Motorsport G87 M2 Performance Valved Cat-Back Exhaust (opens the retailer site)
Turner Motorsport · Part no. 050553LA
G87 M2 Race Inspired Catback Exhaust
Performance Cat-Back Exhaust for pure unrestricted power and sound. This exhaust takes out all of the stop gates and pairs with the S58 for an iconic driving experience.
Check price at ECS Tuning for Turner Motorsport G87 M2 Race Inspired Catback Exhaust (opens the retailer site)

Mufflers (13)

ECS · Part no. 044081LA01
Build-Your-Own Universal Vacuum-Actuated Valved Mufflers Kit
Choose between a 2.5" or 3.0" valved mufflers to complete your custom exhaust.
Check price at ECS Tuning for ECS Build-Your-Own Universal Vacuum-Actuated Valved Mufflers Kit (opens the retailer site)
Valvetronic Designs · Part no. UVM63MMTSTYLEX1
Universal T-Style Valved Muffler Kit - Single Inlet / Dual Outlet - 2.5" (63mm) - 1 Muffler
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Check price at ECS Tuning for Valvetronic Designs Universal T-Style Valved Muffler Kit - Single Inlet / Dual Outlet - 2.5" (63mm) - 1 Muffler (opens the retailer site)
Valvetronic Designs · Part no. UVM76MMTSTYLEX1
Universal T-Style Valved Muffler Kit - Single Inlet / Dual Outlet - 3.0" (76mm) - 1 Muffler
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Check price at ECS Tuning for Valvetronic Designs Universal T-Style Valved Muffler Kit - Single Inlet / Dual Outlet - 3.0" (76mm) - 1 Muffler (opens the retailer site)
Valvetronic Designs · Part no. UVM63MMDUALOUTX1
Universal Valved Muffler Kit - Single Inlet / Dual Outlet - 2.5" (63mm) - 1 Muffler
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Check price at ECS Tuning for Valvetronic Designs Universal Valved Muffler Kit - Single Inlet / Dual Outlet - 2.5" (63mm) - 1 Muffler (opens the retailer site)
Valvetronic Designs · Part no. UVM63MMDUALOUTX2
Universal Valved Muffler Kit - Single Inlet / Dual Outlet - 2.5" (63mm) - 2 Mufflers
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Check price at ECS Tuning for Valvetronic Designs Universal Valved Muffler Kit - Single Inlet / Dual Outlet - 2.5" (63mm) - 2 Mufflers (opens the retailer site)
Valvetronic Designs · Part no. UVM76MMDUALOUTX1
Universal Valved Muffler Kit - Single Inlet / Dual Outlet - 3.0" (76mm) - 1 Muffler
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Check price at ECS Tuning for Valvetronic Designs Universal Valved Muffler Kit - Single Inlet / Dual Outlet - 3.0" (76mm) - 1 Muffler (opens the retailer site)
Valvetronic Designs · Part no. UVM76MMDUALOUTX2
Universal Valved Muffler Kit - Single Inlet / Dual Outlet - 3.0" (76mm) - 2 Mufflers
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Check price at ECS Tuning for Valvetronic Designs Universal Valved Muffler Kit - Single Inlet / Dual Outlet - 3.0" (76mm) - 2 Mufflers (opens the retailer site)
Valvetronic Designs · Part no. UVM.63MM.X1
Universal Valved Muffler Kit - Single Inlet / Single Outlet - 2.5" (63mm) - 1 Muffler
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Check price at ECS Tuning for Valvetronic Designs Universal Valved Muffler Kit - Single Inlet / Single Outlet - 2.5" (63mm) - 1 Muffler (opens the retailer site)
Valvetronic Designs · Part no. UVM.63MM.X2
Universal Valved Muffler Kit - Single Inlet / Single Outlet - 2.5" (63mm) - 2 Mufflers
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Check price at ECS Tuning for Valvetronic Designs Universal Valved Muffler Kit - Single Inlet / Single Outlet - 2.5" (63mm) - 2 Mufflers (opens the retailer site)
Valvetronic Designs · Part no. UVM.76MM.X1
Universal Valved Muffler Kit - Single Inlet / Single Outlet - 3.0" (76mm) - 1 Muffler
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Check price at ECS Tuning for Valvetronic Designs Universal Valved Muffler Kit - Single Inlet / Single Outlet - 3.0" (76mm) - 1 Muffler (opens the retailer site)
Valvetronic Designs · Part no. UVM.89MM.X2
Universal Valved Muffler Kit - Single Inlet / Single Outlet - 3.0" (76mm) - 2 Mufflers
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Check price at ECS Tuning for Valvetronic Designs Universal Valved Muffler Kit - Single Inlet / Single Outlet - 3.0" (76mm) - 2 Mufflers (opens the retailer site)
Valvetronic Designs · Part no. UVM.76MM.X2
Universal Valved Muffler Kit - Single Inlet / Single Outlet - 3.0" (76mm) - 2 Mufflers
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Check price at ECS Tuning for Valvetronic Designs Universal Valved Muffler Kit - Single Inlet / Single Outlet - 3.0" (76mm) - 2 Mufflers (opens the retailer site)
Valvetronic Designs · Part no. UVM.89MM.X1
Universal Valved Muffler Kit - Single Inlet / Single Outlet - 3.5" (89mm) - 1 Muffler
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Check price at ECS Tuning for Valvetronic Designs Universal Valved Muffler Kit - Single Inlet / Single Outlet - 3.5" (89mm) - 1 Muffler (opens the retailer site)

Valve Controller (8)

Active Autowerke · Part no. 11-074G
Exhaust Valve Cable Extender - G8X
24 inch long cable for exhaust valves
Check price at ECS Tuning for Active Autowerke Exhaust Valve Cable Extender - G8X (opens the retailer site)
ECS · Part no. 004788LA01
Remote Vacuum Exhaust Valve Control Kit
Control your exhaust valves with the click of a button! Includes a standalone vacuum pump, wiring, vacuum hose, and controllers.
Check price at ECS Tuning for ECS Remote Vacuum Exhaust Valve Control Kit (opens the retailer site)
MAD · Part no. MAD-144
MAD Exhaust Valve Controller Essential
Manually control muffler valve funtions with the click of a button with this plug and play kit
Retailer fitment note: For vehicles with electronic valves only
Check price at ECS Tuning for MAD MAD Exhaust Valve Controller Essential (opens the retailer site)
Milltek Sport · Part no. SSXBM1234
ACTIVE VALVE CONTROL
Easy change the volume of your exhaust with the push of a button!
Check price at ECS Tuning for Milltek Sport ACTIVE VALVE CONTROL (opens the retailer site)
Valvetronic Designs · Part no. VTD.EVH
Electronic Exhaust Valve Control Kit - 1 Valve Actuator + 1 Valve To Controller Wire
Enables the control of a single electronic exhaust valve
Retailer fitment note: Please visually confirm the exhaust valve actuator installed on your vehicle prior to purchase or installation - Only compatible with systems requiring a single electric valve actuator
Check price at ECS Tuning for Valvetronic Designs Electronic Exhaust Valve Control Kit - 1 Valve Actuator + 1 Valve To Controller Wire (opens the retailer site)
Valvetronic Designs · Part no. VTD.EVH.2
Electronic Exhaust Valve Control Kit - 2 Valve Actuators + 2 Valve To Controller Wires
Enables the control of two electronic exhaust valves
Retailer fitment note: Please visually confirm the exhaust valve actuator installed on your vehicle prior to purchase or installation - Only compatible with systems requiring two electric valve actuators
Check price at ECS Tuning for Valvetronic Designs Electronic Exhaust Valve Control Kit - 2 Valve Actuators + 2 Valve To Controller Wires (opens the retailer site)
XForce · Part no. VK05-ACTUATOR
XForce Varex Toggle Switch
Control your Varex valve with the press of a button
Check price at ECS Tuning for XForce XForce Varex Toggle Switch (opens the retailer site)
XForce · Part no. VKSB01-ECU-MODUL
Xforce Smartbox Varex Muffler ECU Upgrade Module
Manually and automatically adjust the exhaust sound level
Check price at ECS Tuning for XForce Xforce Smartbox Varex Muffler ECU Upgrade Module (opens the retailer site)

Mid Pipes (2)

Active Autowerke · Part no. 11-117
G87 Gen 2 Equal Length Midpipe w/ X-pipe (Non-Resonated)
Improve the tone of your G87's exhuast with this equal length midpipe!
Check price at ECS Tuning for Active Autowerke G87 Gen 2 Equal Length Midpipe w/ X-pipe (Non-Resonated) (opens the retailer site)
Eisenmann · Part no. B5473.2000X
Eisenmann Center Pipe Set - G87 M2
Unlock the full potential of your G87 M2’s exhaust with the Eisenmann G87 M2 Center Pipe Set!
Check price at ECS Tuning for Eisenmann Eisenmann Center Pipe Set - G87 M2 (opens the retailer site)

X Pipes (2)

Dinan · Part no. D660-0101
Dinan High Flow X-Pipe - G87 M2
Give your M2 an aggressive tone and an increase in volume over the stock system while retaining the factory muffler at a budget-friendly price point!
Check price at ECS Tuning for Dinan Dinan High Flow X-Pipe - G87 M2 (opens the retailer site)
Turner Motorsport · Part no. 044994LA01
G87 M2 Resonator Delete & X-Pipe
Let your S58 breathe! Eliminates the restrictive center resonator for increased sound and adds an x-pipe to increase efficiency.
Check price at ECS Tuning for Turner Motorsport G87 M2 Resonator Delete & X-Pipe (opens the retailer site)

Cutout (2)

ECS · Part no. 020923ECS02
Build-Your-Own Universal Vacuum-Actuated Exhaust Cutout Kit - Dual Cutouts
Increase HP/TQ and activate a full race exhaust with the flip of a switch, with our ECS Vacuum-Actuated Exhaust Cutouts
Check price at ECS Tuning for ECS Build-Your-Own Universal Vacuum-Actuated Exhaust Cutout Kit - Dual Cutouts (opens the retailer site)
ECS · Part no. 020923ECS01
Build-Your-Own Universal Vacuum-Actuated Exhaust Cutout Kit - Single Cutout
Increase HP/TQ and activate a full race exhaust with the flip of a switch, with our ECS Vacuum-Actuated Exhaust Cutout
Check price at ECS Tuning for ECS Build-Your-Own Universal Vacuum-Actuated Exhaust Cutout Kit - Single Cutout (opens the retailer site)