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Audi Performance Engine Parts

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Cat-Back Exhaust System - Non-Resonated (Louder)

ES#3240938 - SSXAU657 - Cat-Back Exhaust System - Non-Resonated (Louder) - 2.50" stainless steel with quad GT-90 titanium tips - Milltek Sport - Audi

2.50" stainless steel with quad GT-90 titanium tips Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Fits models without factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3240938
Mfg#:
SSXAU657
Ships on Nov 18, 2026
ON SALE! SAVE 10%
$4158.99

This product was last offered at the strikethrough price on
08-17-2026

$3742.22 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

S3 K04 Turbocharger Kit

ES#1306592 - T2100009 - S3 K04 Turbocharger Kit - B8 gains up to 158HP on 93 octane - APR - Audi

B8 gains up to 158HP on 93 octane Call In Or Chat For Best Price! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

For vehicles up to the 2012 model year - For models without existing APR software

Brand:
APR - Corporate Logo
ES#:
1306592
Mfg#:
T2100009
Ships in 5 Business Days
ON SALE! SAVE 10%
$4149.99

This product was last offered at the strikethrough price on
09-28-2026

$3734.96 USD
Free Shipping

S3 K04 Turbocharger Kit

ES#3410158 - T2100009-B7 - S3 K04 Turbocharger Kit - Offers up to 118 hp and 131 lb ft of torque over the OEM power output of the 2.0T FSI on 93 octane - APR - Audi

Offers up to 118 hp and 131 lb ft of torque over the OEM power output of the 2.0T FSI on 93 octane Call In Or Chat For Best Price! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
*For New APR Software Customers* Does not include required injectors (ES2749269), High pressure fuel pump

Brand:
APR - Corporate Logo
ES#:
3410158
Mfg#:
T2100009-B7
Ships in 5 Business Days
ON SALE! SAVE 10%
$4149.99

This product was last offered at the strikethrough price on
09-28-2026

$3734.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RS4 K04 Turbochargers - Complete Kit

ES#3658989 - 53049880025/26KT - RS4 K04 Turbochargers - Complete Kit - Comprehensive kit includes the left & right side RS4 K04 turbochargers, 034Motorsport RS4 Inlet Pipe set, and associated installation hardware - Assembled By ECS - Audi

Comprehensive kit includes the left & right side RS4 K04 turbochargers, 034Motorsport RS4 Inlet Pipe set, and associated installation hardware 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Assembled By ECS - Corporate Logo
ES#:
3658989
Mfg#:
53049880025/26KT
Back Ordered
$3718.00

This product was last offered at the strikethrough price on
06-19-2026

$3715.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbo Muffler Delete Pipe - With RED Silicone Turbo Outlet Hose

ES#3177617 - 019330ECS01-02KT - Turbo Muffler Delete Pipe - With RED Silicone Turbo Outlet Hose - Reduce restriction and improve turbo efficiency with ECS High Flow Turbo Muffler Delete Pipe and Coupler - ECS - Audi Volkswagen

Reduce restriction and improve turbo efficiency with ECS High Flow Turbo Muffler Delete Pipe and Coupler 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
ECS - Corporate Logo
ES#:
3177617
Mfg#:
019330ECS01-02KT
In Stock
ON SALE! SAVE 25%
$197.99

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

$148.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ARP Head Stud Kit

ES#2975695 - 204-4105 - ARP Head Stud Kit - High-strength cylinder head stud set - ARP - Audi

High-strength cylinder head stud set Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
ARP - Corporate Logo
ES#:
2975695
Mfg#:
204-4105
In Stock at Vendor
$463.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B6 S4 Muffler Delete Kit - With 4.0" Black Chrome Tips

ES#4660138 - 042002la01KT - B6 S4 Muffler Delete Kit - With 4.0" Black Chrome Tips - Add an aggressive exhaust note to your B6 S4 so you can hear that V8 roar! - ECS - Audi

Add an aggressive exhaust note to your B6 S4 so you can hear that V8 roar! 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
ECS - Corporate Logo
ES#:
4660138
Mfg#:
042002LA01KT
Ships in 5 Business Days
ON SALE! SAVE 10%
$463.99

This product was last offered at the strikethrough price on
10-28-2026

$417.56 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JHM K04-R Turbo (Non-Coated)

ES#4045976 - B7A420TR04RNC - JHM K04-R Turbo (Non-Coated) - Turn your 2.0T into a monstrous street machine! - JH Motorsports - Audi

Turn your 2.0T into a monstrous street machine! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
JH Motorsports - Corporate Logo
ES#:
4045976
Mfg#:
B7A420TR04RNC
Ships in 5 Business Days
$1849.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AWE Exhaust System - Audi 8V RS 3 2.5T

ES#4727674 - AWE8VRS3 - AWE Exhaust System - Audi 8V RS 3 2.5T - Comprised of handcrafted 3-inch and 2.5-inch U.S.-sourced T304L stainless steel and available as valved SwitchPath™ or more unleashed Track Edition - AWE - Audi

Comprised of handcrafted 3-inch and 2.5-inch U.S.-sourced T304L stainless steel and available as valved SwitchPath™ or more unleashed Track Edition 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
AWE - Corporate Logo
ES#:
4727674
Mfg#:
AWE8VRS3
Ships on Nov 18, 2026
ON SALE!
Starting at $1845.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System

ES#2952346 - 19159 - Cat-Back Exhaust System - 2.5" stainless steel with dual 4" polished stainless tips - Magnaflow - Audi

2.5" stainless steel with dual 4" polished stainless tips Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For vehicles up through the 2015 model year only (Pre-Facelift)

Brand:
Magnaflow - Corporate Logo
ES#:
2952346
Mfg#:
19159
Ships in 1 Business Day
$1841.00 USD
This product is lifetime replacement eligible Lifetime Replacement

K04 0015 Turbocharger

ES#3364 - 058145703KO4 - K04 0015 Turbocharger - Great bolt on performance upgrade that can be used with or without specific programming - BorgWarner - Audi Volkswagen

Great bolt on performance upgrade that can be used with or without specific programming Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
BorgWarner - Corporate Logo
ES#:
3364
Mfg#:
058145703KO4
Back Ordered
$1831.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbocharger Installation Kit

ES#4685241 - 06L253039IKT - Turbocharger Installation Kit - All hardware & gaskets that you would need to install a turbocharger - Genuine Volkswagen Audi - Audi

All hardware & gaskets that you would need to install a turbocharger Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4685241
Mfg#:
06L253039IKT
Ships in 1 day
$218.99

This product was last offered at the strikethrough price on
10-05-2026

$214.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR Catback Exhaust System - 4M RSQ8

ES#4727731 - CBK0051 - APR Catback Exhaust System - 4M RSQ8 - Full length T304 stainless steel exhaust system that's sure to turn heads! - APR - Audi

Full length T304 stainless steel exhaust system that's sure to turn heads! Call In Or Chat For Best Price! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
APR - Corporate Logo
ES#:
4727731
Mfg#:
CBK0051
Back Ordered
ON SALE! SAVE 10%
$4049.99

This product was last offered at the strikethrough price on
09-28-2026

$3644.96 USD
Free Shipping

Cat-Back Exhaust

ES#2093800 - 15599 - Cat-Back Exhaust - 2.25" stainless steel with dual 3.5" polished stainless tips - Magnaflow - Audi

2.25" stainless steel with dual 3.5" polished stainless tips Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Magnaflow - Corporate Logo
ES#:
2093800
Mfg#:
15599
Back Ordered
$1813.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated Valvesonic

ES#2827565 - SSXAU448 - Cat-Back Exhaust System - Non-Resonated Valvesonic - 2.76" stainless steel with Quad 100mm black Cerakote tips - Milltek Sport - Audi

2.76" stainless steel with Quad 100mm black Cerakote tips Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Milltek Sport - Corporate Logo
ES#:
2827565
Mfg#:
SSXAU448
Ships on Nov 18, 2026
ON SALE! SAVE 10%
$4009.99

This product was last offered at the strikethrough price on
08-17-2026

$3608.36 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

X34 Carbon Fiber Full Intake System

ES#4005393 - 034-108-1029 - X34 Carbon Fiber Full Intake System - Delivers improved power, sound, and acceleration to B9 Audi S4/S5 owners in a clean OEM+ package! - 034Motorsport - Audi

Delivers improved power, sound, and acceleration to B9 Audi S4/S5 owners in a clean OEM+ package! 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
034Motorsport - Corporate Logo
ES#:
4005393
Mfg#:
034-108-1029
Ships in 2 Business Days
$1201.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine Parts

Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.

Other Audi Performance Engine Parts

Let us help you find the parts that fit your Audi

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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