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Audi B9 S4 Quattro 3.0T

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Audi B9 S4 Quattro 3.0T Performance Exhaust Parts & Upgrades

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ECS UNIVERSAL Swivel Exhaust Tip - 3.5" Carbon Fiber - Priced Each

ES#4070068 - 004735LA02 - ECS UNIVERSAL Swivel Exhaust Tip - 3.5" Carbon Fiber - Priced Each - Carbon Fiber exhaust tip 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 tip featuring swivel attachment for maximum adjustability. 2.5" Swivel Inlet / 3.5" Double Wall, Slant Cut Outlet 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
ECS - Corporate Logo
ES#:
4070068
Mfg#:
004735LA02
In Stock
ON SALE! SAVE 12%
$149.99

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

$131.77 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
$399.99 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 For Our 25th Anniversary 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

ECS UNIVERSAL Swivel Exhaust Tip - 4.0" Chrome - Priced Each

ES#4423335 - 003358ECS07-01 - ECS UNIVERSAL Swivel Exhaust Tip - 4.0" Chrome - Priced Each - Stainless Steel exhaust tip featuring swivel attachment for maximum adjustability. 3.0" Swivel Inlet / 4.0" Double Wall, Slant Cut Outlet - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Stainless Steel exhaust tip featuring swivel attachment for maximum adjustability. 3.0" Swivel Inlet / 4.0" Double Wall, Slant Cut Outlet 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
ECS - Corporate Logo
ES#:
4423335
Mfg#:
003358ECS07-01
In Stock
ON SALE!
$129.99

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

$123.99 USD
Free Shipping
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 For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
ECS - Corporate Logo
ES#:
4336423
Mfg#:
011966LA07-01
In Stock
ON SALE! SAVE 15%
$199.99

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

$170.99 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 in 3 Business Days
$809.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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 For Our 25th Anniversary 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 - 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 For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
ECS - Corporate Logo
ES#:
4505624
Mfg#:
011966LA07-08KT
Ships on Mar 5, 2027
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 Tip - 4.0" Titanium - Matte Finish - Priced Each

ES#4336424 - 011966LA07-02 - ECS "Ti.22" UNIVERSAL Exhaust Tip - 4.0" Titanium - Matte Finish - Priced Each - 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 For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
ECS - Corporate Logo
ES#:
4336424
Mfg#:
011966LA07-02
Ships on Mar 5, 2027
Auto Notify
ON SALE!
$203.99

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

$197.87 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal Dual Exhaust Tip - Dual 3" - Right side

ES#2974338 - 35227 - Universal Dual Exhaust Tip - Dual 3" - Right 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. Not vehicle specific. You MUST measure prior to purchasing!

Brand:
Magnaflow - Corporate Logo
ES#:
2974338
Mfg#:
35227
Ships in 1 Business Day
$166.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Exhaust Parts & Upgrades

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