Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

Audi B8 RS5 4.2L

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Audi B8 RS5 4.2L
Your Vehicle Audi B8 RS5 4.2L
Change Clear

Audi B8 RS5 4.2L Performance Exhaust Parts

Sort By
Filter By
Return to Top

RS5 Center X-Pipe Kit

ES#3194905 - 004032ecs01KT - RS5 Center X-Pipe Kit - Eliminate the center resonator on your OE system for a more aggressive exhaust note - ECS - Audi

Eliminate the center resonator on your OE system for a more aggressive exhaust note affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3194905
Mfg#:
004032ECS01KT
Ships on Aug 3, 2026
Auto Notify
ON SALE! SAVE 17%
$489.99

This product was last offered at the strikethrough price on
05-02-2026

$407.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remote Vacuum Exhaust Valve Control Kit

ES#4883843 - 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. - ECS - Audi BMW Volkswagen Mercedes Benz MINI

Control your exhaust valves with the click of a button! Includes a standalone vacuum pump, wiring, vacuum hose, and controllers. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4883843
Mfg#:
004788LA01
In Stock
ON SALE! SAVE 10%
$99.99

This product was last offered at the strikethrough price on
05-02-2026

$89.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B8.5 RS5 Catback Exhaust

ES#4752950 - 042023LA01 - Audi B8.5 RS5 Catback Exhaust - Choose between Resonated or Non Resonated configurations on the downpipes and catback! - ECS - Audi

Choose between Resonated or Non Resonated configurations on the downpipes and catback! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4752950
Mfg#:
042023LA01
Ships on Oct 29, 2026
ON SALE!
Starting at $1587.83 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Build-Your-Own Universal Vacuum-Actuated Valved Mufflers Kit

ES#4715424 - 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. - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Choose between a 2.5" or 3.0" valved mufflers to complete your custom exhaust. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4715424
Mfg#:
044081LA01
In Stock
ON SALE!
Starting at $57.57 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stainless Steel Valvetronic Catback Exhaust System

Gains of up to +17.8 horsepower with an additional +13.3 ft-lbs of torque with a legendary exhaust note! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Armytrix - Corporate Logo
ES#:
3675762
Mfg#:
AUB8R-5
Ships on Jun 26, 2026
$5432.00 USD
Free Shipping

2.75" Performance Downpipe and X-Pipe Combo

ES#4046109 - RS5DPXP - 2.75" Performance Downpipe and X-Pipe Combo - For those who are not interested in a full exhaust system but want more performance and an exotic sound this is for you! - JH Motorsports - Audi

For those who are not interested in a full exhaust system but want more performance and an exotic sound this is for you! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports - Corporate Logo
ES#:
4046109
Mfg#:
RS5DPXP
Ships in 1 Business Day
$1299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CatBack Exhaust System - Non-Resonated

ES#3107661 - 769012KT1 - CatBack Exhaust System - Non-Resonated - Stainless steel system with mufflers - Supersprint - Audi

Stainless steel system with mufflers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3107661
Mfg#:
769012KT1
Ships on Sep 9, 2026
$4480.99 USD
Free Shipping

ARMYTRIX Stainless Steel Valvetronic Cat-Back Exhaust System

Gains of up to +17.8 horsepower with an additional +13.3 ft-lbs of torque with a legendary exhaust note! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Armytrix - Corporate Logo
ES#:
3675763
Mfg#:
AUB8R-5+OWRC
Ships on Jun 30, 2026
$3880.00 USD
Free Shipping

Cat-Back Exhaust System - Resonated With Exhaust Valves

ES#2827393 - SSXAU267 - Cat-Back Exhaust System - Resonated With Exhaust Valves - 2.37" stainless steel and retains OE exhaust tips - Milltek Sport - Audi

2.37" stainless steel and retains OE exhaust tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
2827393
Mfg#:
SSXAU267
Ships in 3 Business Days
$3569.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated With Exhaust Valves

ES#2827453 - SSXAU335 - Cat-Back Exhaust System - Non-Resonated With Exhaust Valves - 2.37" stainless steel and retains OE exhaust tips - Milltek Sport - Audi

2.37" stainless steel and retains OE exhaust tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
2827453
Mfg#:
SSXAU335
Ships in 3 Business Days
$3001.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AWE Touring Edition Exhaust System - Audi B8 RS5

ES#4727462 - AWEB8RS5 - AWE Touring Edition Exhaust System - Audi B8 RS5 - Brings out an aggressive, raw V8 rumble! Features AWE's proprietary 180 Technology resonators. - AWE - Audi

Brings out an aggressive, raw V8 rumble! Features AWE's proprietary 180 Technology® resonators. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AWE - Corporate Logo
ES#:
4727462
Mfg#:
AWEB8RS5
Ships on Jun 26, 2026
Starting at $2045.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Scorpion Half Exhaust System - Resonated

2.5" half-exhaust built to last with 304 stainless steel and engineered for dyno-proven power gains affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Scorpion - Corporate Logo
ES#:
3969347
Mfg#:
SAU048
Ships in 2 Business Days
$1966.99 USD
Free Shipping

Universal Dual Exhaust Tip - Dual 3" - Pair

ES#2974340 - 35229 - Universal Dual Exhaust Tip - Dual 3" - Pair - Double wall stainless steel. Single 2.25" inlet, Dual 3" outlet. - Magnaflow - Audi Volkswagen

Double wall stainless steel. Single 2.25" inlet, Dual 3" outlet. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Magnaflow - Corporate Logo
ES#:
2974340
Mfg#:
35229
Ships in 7 Business Days
$332.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal Dual Exhaust Tip - Dual 3" - Left Side

ES#2974339 - 35228 - Universal Dual Exhaust Tip - Dual 3" - Left Side - Double wall stainless steel. Single 2.25" inlet, Dual 3" outlet. - Magnaflow - Audi Volkswagen

Double wall stainless steel. Single 2.25" inlet, Dual 3" outlet. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Magnaflow - Corporate Logo
ES#:
2974339
Mfg#:
35228
Ships in 1 Business Day
$166.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

10mm Exhaust Hanger Locking Collar

ES#4865887 - 053563LA02 - 10mm Exhaust Hanger Locking Collar - Achieve perfect exhaust fitment! - ECS - Audi BMW Volkswagen Mercedes Benz MINI

Achieve perfect exhaust fitment! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4865887
Mfg#:
053563LA02
In Stock
ON SALE! SAVE 10%
$15.99

This product was last offered at the strikethrough price on
05-02-2026

$14.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Valved Muffler Kit - Single Inlet / Single Outlet - 3.0" (76mm) - 2 Mufflers

ES#5457438 - 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 - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Valvetronic Designs - Corporate Logo
ES#:
5457438
Mfg#:
UVM.89MM.X2
Ships in 1 Business Day
$599.99 USD
Free Shipping

More About Performance Exhaust Parts

Performance exhaust systems increase flows to improve throttle response and add power. Designed to reduce back pressure, our large selection of performance exhaust parts and performance exhaust systems is made from premium materials like stainless steel. Many are TIG welded and polished to make them as attractive as they are functional.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings