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Audi S4 Performance Exhaust Parts & Upgrades

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Performance Cat-Back Exhaust System

ES#3107254 - 14902 - Performance Cat-Back Exhaust System - 3" stainless steel with dual 4.63" polished stainless tips - Borla - Audi

3" stainless steel with dual 4.63" polished stainless tips

Brand:
Borla - Corporate Logo
ES#:
3107254
Mfg#:
14902
In Stock at Vendor
$1289.99 USD
This product is lifetime replacement eligible Lifetime Replacement

ECS "Ti.22" UNIVERSAL Exhaust Tip - 3.5" Titanium - Matte Finish - Priced Each

ES#4336423 - 011966LA07-01 - ECS "Ti.22" UNIVERSAL Exhaust Tip - 3.5" Titanium - Matte Finish - Priced Each - 2.5" Clamp-on Inlet / 3.5" Single Wall, Slant Cut Outlet - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

2.5" Clamp-on Inlet / 3.5" Single Wall, Slant Cut Outlet 10X Entries Into Our F80 M3 Sweepstakes
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
ECS - Corporate Logo
ES#:
4336423
Mfg#:
011966LA07-01
In Stock
ON SALE! SAVE 16%
$189.99

This product was last offered at the strikethrough price on
07-21-2026

$159.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS UNIVERSAL Swivel Exhaust Tips - 3.5" Carbon Fiber - Pair

ES#4305404 - 004735LA02KT - ECS UNIVERSAL Swivel Exhaust Tips - 3.5" Carbon Fiber - Pair - Carbon Fiber exhaust tips featuring swivel attachment for maximum adjustability. 2.5" Swivel Inlet / 3.5" Double Wall, Slant Cut Outlet - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Carbon Fiber exhaust tips featuring swivel attachment for maximum adjustability. 2.5" Swivel Inlet / 3.5" Double Wall, Slant Cut Outlet 10X Entries Into Our F80 M3 Sweepstakes
Not vehicle specific. You MUST measure prior to purchasing!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
ECS - Corporate Logo
ES#:
4305404
Mfg#:
004735LA02KT
In Stock
ON SALE!
$305.99

This product was last offered at the strikethrough price on
06-13-2026

$296.80 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sport & Sound Cat-Back Exhaust System - Resonated

ES#3514254 - 764440 - Sport & Sound Cat-Back Exhaust System - Resonated - Stainless steel resonated cat-back exhaust system with dual round, polished tips - Supersprint - Audi

Stainless steel resonated cat-back exhaust system with dual round, polished tips

Brand:
Supersprint - Corporate Logo
ES#:
3514254
Mfg#:
764440
In Stock
ON SALE! SAVE 63%
$2734.99

This product was last offered at the strikethrough price on
10-19-2026

$1000.00 USD
Free Shipping

ECS "Ti.22" UNIVERSAL Exhaust Tips - 3.5" Titanium - Matte Finish - Set of Four

ES#4505623 - 011966LA07-07KT - ECS "Ti.22" UNIVERSAL Exhaust Tips - 3.5" Titanium - Matte Finish - Set of Four - 2.5" Clamp-on Inlet / 3.5" Single Wall, Slant Cut Outlet - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

2.5" Clamp-on Inlet / 3.5" Single Wall, Slant Cut Outlet 10X Entries Into Our F80 M3 Sweepstakes
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
ECS - Corporate Logo
ES#:
4505623
Mfg#:
011966LA07-07KT
In Stock
ON SALE!
$831.99

This product was last offered at the strikethrough price on
06-13-2026

$807.03 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS "Ti.22" UNIVERSAL Exhaust Tips - 4.0" Titanium - Matte Finish - Pair

ES#4419161 - 011966la07-02KT - ECS "Ti.22" UNIVERSAL Exhaust Tips - 4.0" Titanium - Matte Finish - Pair - 2.5" Clamp-on Inlet / 4.0" Single Wall, Slant Cut Outlet - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

2.5" Clamp-on Inlet / 4.0" Single Wall, Slant Cut Outlet 10X Entries Into Our F80 M3 Sweepstakes
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
ECS - Corporate Logo
ES#:
4419161
Mfg#:
011966LA07-02KT
Ships on May 14, 2027
ON SALE!
$407.98

This product was last offered at the strikethrough price on
06-13-2026

$395.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS "Ti.22" UNIVERSAL Exhaust Tips - 3.5" Titanium - Burnt Finish - Set of Four

ES#4505624 - 011966LA07-08KT - ECS "Ti.22" UNIVERSAL Exhaust Tips - 3.5" Titanium - Burnt Finish - Set of Four - 2.5" Clamp-on Inlet / 3.5" Single Wall, Slant Cut Outlet - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

2.5" Clamp-on Inlet / 3.5" Single Wall, Slant Cut Outlet 10X Entries Into Our F80 M3 Sweepstakes
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
ECS - Corporate Logo
ES#:
4505624
Mfg#:
011966LA07-08KT
Ships on May 14, 2027
ON SALE! SAVE 10%
$831.99

This product was last offered at the strikethrough price on
06-13-2026

$748.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Active Valve Control System

ES#3426977 - SSXAU677 - Active Valve Control System - Gain complete control of the OE exhaust valves on factory and Milltek Sport exhaust systems - Milltek Sport - Audi

Gain complete control of the OE exhaust valves on factory and Milltek Sport exhaust systems

Brand:
Milltek Sport - Corporate Logo
ES#:
3426977
Mfg#:
SSXAU677
Ships on Nov 20, 2026
$809.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Resonator Delete Kit

ES#4499569 - CTS-EXH-TP-0019 - CTS Resonator Delete Kit - Get all the benefits of using this resonator delete without the high price tag. - CTS - Audi

Get all the benefits of using this resonator delete without the high price tag.

Brand:
CTS - Corporate Logo
ES#:
4499569
Mfg#:
CTS-EXH-TP-0019
Ships in 7 Business Days
ON SALE! SAVE 10%
$399.99

This product was last offered at the strikethrough price on
09-29-2026

$359.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Exhaust Parts & Upgrades

Turn up the volume and add some power with our performance exhaust options for your vehicle.

Let us help you find the parts that fit your Audi

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Manufacturer names and/or part numbers are used only for identification purposes.

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