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Audi Performance Engine Parts

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Gloss Carbon Fiber Cold Air Intake System - Black Hose

ES#2996679 - FMINDMK7KT - Gloss Carbon Fiber Cold Air Intake System - Black Hose - Draw in colder, denser air for stronger, more efficient combustion - Forge - Audi Volkswagen

Draw in colder, denser air for stronger, more efficient combustion affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with secondary air injection only

Brand:
Forge - Corporate Logo
ES#:
2996679
Mfg#:
FMINDMK7KT
Ships in 7 Business Days
ON SALE! SAVE 10%
$1156.99

This product was last offered at the strikethrough price on
07-01-2026

$1040.82 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Piston Type Recirculation Valve

ES#2538441 - FMDVAURS - Piston Type Recirculation Valve - Improve valve reliability as well as boost response - Forge - Audi

Improve valve reliability as well as boost response affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
2538441
Mfg#:
FMDVAURS
Ships in 3 Business Days
ON SALE! SAVE 10%
$335.99

This product was last offered at the strikethrough price on
07-01-2026

$301.62 USD
Free Shipping
on orders $49 and up

Audi RS6 (C8) Intercoolers

ES#5434482 - FMINT23 - Audi RS6 (C8) Intercoolers - Exceptional charge-air temperature control - Forge - Audi

Exceptional charge-air temperature control affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
5434482
Mfg#:
FMINT23
Ships in 3 Business Days
ON SALE! SAVE 10%
$4099.00

This product was last offered at the strikethrough price on
07-01-2026

$3689.10 USD

High-Flow Charge Pipe Kit

ES#5457149 - IETPCK7 - High-Flow Charge Pipe Kit - Flow without limits: The ultimate bolt-on upgrade for Audi B9 power, sound, and reliability. - Integrated Engineering - Audi

Flow without limits: The ultimate bolt-on upgrade for Audi B9 power, sound, and reliability. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
5457149
Mfg#:
IETPCK7
Ships in 4 Business Days
$379.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 3 IE Performance ECU Tune with POWERlink Cable

ES#4500751 - iesovz13 - Stage 3 IE Performance ECU Tune with POWERlink Cable - Easy upgrade into hybrid turbo power levels delivering up to 601HP and 615TQ. - Integrated Engineering - Audi

Easy upgrade into hybrid turbo power levels delivering up to 601HP and 615TQ. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada.

Brand:
Integrated Engineering - Corporate Logo
ES#:
4500751
Mfg#:
IESOVZ13
Ships in 3 Business Days
$1248.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Valve Spring/Retainer Kit

ES#4699053 - IEVTWD1 - Performance Valve Spring/Retainer Kit - High quality performance valve springs and titanium retainers - Integrated Engineering - Audi

High quality performance valve springs and titanium retainers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4699053
Mfg#:
IEVTWD1
Ships in 4 Business Days
$1154.99 USD
Free Shipping
on orders $49 and up

IE Catback Exhaust System - B8 S4

ES#4883642 - IEEXCG3 - IE Catback Exhaust System - B8 S4 - Features dual 2.5 tubing, 90mm quad tips, and iE's DroneTrap technology - Integrated Engineering - Audi

Features dual 2.5” tubing, 90mm quad tips, and iE's DroneTrap technology affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4883642
Mfg#:
IEEXCG3
Ships in 4 Business Days
$2089.99 USD
Free Shipping

IE Cat-Back Exhaust System - B9 S5 Sportback

ES#5375469 - IEEXCK12 - IE Cat-Back Exhaust System - B9 S5 Sportback - Features an aggressive, yet refined exhaust note with DroneTrap technology and quad 90mm slash-cut tips - Integrated Engineering - Audi

Features an aggressive, yet refined exhaust note with DroneTrap technology and quad 90mm slash-cut tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375469
Mfg#:
IEEXCK12
Ships in 4 Business Days
$1699.99 USD

Dual Rear Exit Axle Back Exhaust System - Carbon Fiber Tips

ES#4623586 - S56033CF - Dual Rear Exit Axle Back Exhaust System - Carbon Fiber Tips - Signature MBRP styling and sound - MBRP - Audi

Signature MBRP styling and sound affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits models up to 2017

Brand:
MBRP - Corporate Logo
ES#:
4623586
Mfg#:
S56033CF
In Stock at Vendor
$909.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

California Grade CARB Compliant Direct-Fit Catalytic Converter

ES#4376376 - 5561352 - California Grade CARB Compliant Direct-Fit Catalytic Converter - Designed to seamlessly fit in place of factory catalytic converter - Magnaflow - Audi

Designed to seamlessly fit in place of factory catalytic converter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Magnaflow - Corporate Logo
ES#:
4376376
Mfg#:
5561352
EO#:
D-193-141
Ships in 1 Business Day
$1852.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Resonated

ES#3129650 - SSXAU577 - Cat-Back Exhaust System - Resonated - 3" stainless steel with quad oval polished tips - Milltek Sport - Audi

3" stainless steel with quad oval polished tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
3129650
Mfg#:
SSXAU577
Ships in 3 Business Days
ON SALE! SAVE 10%
$2926.99

This product was last offered at the strikethrough price on
07-01-2026

$2633.81 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated

ES#4726921 - SSXAU1025 - Cat-Back Exhaust System - Non-Resonated - An entire system from the cat back for a full sound overhaul! - Milltek Sport - Audi

An entire system from the cat back for a full sound overhaul! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
4726921
Mfg#:
SSXAU1025
Ships in 3 Business Days
ON SALE! SAVE 10%
$7553.99

This product was last offered at the strikethrough price on
07-01-2026

$6797.82 USD

Resonated Cat-Back With Quad GT-100 Burnt Titanium Tips

ES#4858919 - SSXAU1058 - Resonated Cat-Back With Quad GT-100 Burnt Titanium Tips - For anyone looking to improve their sound and aesthetics - Milltek Sport - Audi

For anyone looking to improve their sound and aesthetics affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For S-line facelift models only

Brand:
Milltek Sport - Corporate Logo
ES#:
4858919
Mfg#:
SSXAU1058
Ships in 3 Business Days
ON SALE! SAVE 10%
$3967.99

This product was last offered at the strikethrough price on
07-01-2026

$3570.80 USD
Free Shipping
on orders $49 and up

Resonated Cat Back With GGT-115 Burnt/Blue Titanium Tips

ES#4858709 - SSXAU1063 - Resonated Cat Back With GGT-115 Burnt/Blue Titanium Tips - For anyone looking to improve their sound and aesthetics - Milltek Sport - Audi

For anyone looking to improve their sound and aesthetics affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
4858709
Mfg#:
SSXAU1063
Ships in 3 Business Days
ON SALE! SAVE 10%
$7790.99

This product was last offered at the strikethrough price on
07-01-2026

$7011.60 USD
Free Shipping
on orders $49 and up

Valved Cat-back Exhaust System With OE Exhaust Trim

ES#4858687 - SSXAU1027 - Valved Cat-back Exhaust System With OE Exhaust Trim - Increase the sound of your ride without needing to cut your OE exhaust system - Milltek Sport - Audi

Increase the sound of your ride without needing to cut your OE exhaust system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
4858687
Mfg#:
SSXAU1027
Ships in 3 Business Days
ON SALE! SAVE 10%
$6326.99

This product was last offered at the strikethrough price on
07-01-2026

$5694.22 USD

Cat-Back Exhaust System - Resonated

ES#4726922 - SSXAU1026 - Cat-Back Exhaust System - Resonated - An entire system from the cat back for a full sound overhaul! - Milltek Sport - Audi

An entire system from the cat back for a full sound overhaul! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
4726922
Mfg#:
SSXAU1026
Ships in 3 Business Days
ON SALE! SAVE 10%
$7632.99

This product was last offered at the strikethrough price on
07-01-2026

$6869.08 USD

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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