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Audi B9 S5 Quattro 3.0T Cabriolet

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Audi B9 S5 Quattro 3.0T Cabriolet Performance Exhaust Parts

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Cat-Back Exhaust System - Resonated With Exhaust Valves

ES#3236155 - SSXAU649 - Cat-Back Exhaust System - Resonated With Exhaust Valves - 2.50" stainless steel with quad Cerakote black velvet oval tips - Milltek Sport - Audi

2.50" stainless steel with quad Cerakote black velvet oval tips Fits models without factory rear sports differential
For vehicles without a sport differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3236155
Mfg#:
SSXAU649
Ships in 6 Business Days
$4236.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance High Flow Catalytic Converter

ES#3644162 - 777521 - Performance High Flow Catalytic Converter - 304 Stainless high-flow front metallic catalytic converter/downpipe - 100% handcrafted in Italy! - Supersprint - Audi

304 Stainless high-flow front metallic catalytic converter/downpipe - 100% handcrafted in Italy!

Brand:
Supersprint - Corporate Logo
ES#:
3644162
Mfg#:
777521
Ships in 4 Business Days
$4867.99 USD
Free Shipping

ARMYTRIX Sport Cat-Pipe

Sport Cat-Pipe with 200 CPSI Catalytic Converter - Increase power, reduce weight, and improve sound!

Brand:
Armytrix - Corporate Logo
ES#:
4164584
Mfg#:
AU94S-CD
Ships on Oct 8, 2026
$2618.00 USD
Free Shipping

Universal Dual Exhaust Tip - Pair

Double wall stainless steel. Single 2.25" inlet, Dual 3" outlet - Left and right Not vehicle specific. You MUST measure prior to purchasing!

Brand:
Magnaflow - Corporate Logo
ES#:
5481937
Mfg#:
35227KT
Ships in 2 Business Days
$332.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated With Valves

2.50" stainless steel with quad JET-100 carbon tips Fits models without factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3493663
Mfg#:
SSXAU684
Ships in 6 Business Days
$3874.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Resonated With Valves

2.50" stainless steel with quad GT-100 Cerakote black tips Fits models without factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3493581
Mfg#:
SSXAU680
Ships in 6 Business Days
$3752.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Resonated With Valves

2.50" stainless steel with quad GT-100 burnt titanium tips Fits models without factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3493582
Mfg#:
SSXAU682
Ships in 6 Business Days
$4651.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated With Valves

2.50" stainless steel with quad GT-100 polished tips Fits models without factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3493660
Mfg#:
SSXAU685
Ships in 6 Business Days
$3506.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Resonated With Valves

2.50" stainless steel with quad GT-100 titanium tips Fits models without factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3493649
Mfg#:
SSXAU681
Ships in 6 Business Days
$4193.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated With Valves

2.50" stainless steel with quad GT100 burnt titanium tips Fits models without factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3493659
Mfg#:
SSXAU688
Ships in 6 Business Days
$4405.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated With Valves

2.50" stainless steel with quad GT-100 titanium tips Fits models without factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3493662
Mfg#:
SSXAU687
Ships in 6 Business Days
$3947.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated With Valves

2.50" stainless steel with quad Cerakote black velvet oval tips Fits models without factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3493652
Mfg#:
SSXAU690
Ships in 6 Business Days
$3990.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Resonated With Exhaust Valves

2.50" stainless steel with quad JET-100 carbon tips Fits models without factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3493650
Mfg#:
SSXAU683
Ships in 6 Business Days
$4120.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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.

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