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Audi B9 S4 Quattro 3.0T Performance Engine Parts

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ES#4493297 - iesovz13TCU - Stage 3 IE Performance ECU Tune - Includes Stage 3 TCU Tune & 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#:
4493297
Mfg#:
IESOVZ13TCU
In Stock
$1977.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4736499 - 06M133026AKT - Ultimate Turbocharger Installation Kit - All hardware required for a successful install utilizing genuine components. - Assembled By ECS - Audi

All hardware required for a successful install utilizing genuine components. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4736499
Mfg#:
06M133026AKT
Ships in 1-2 days
ON SALE!
$240.99

This product was last offered at the strikethrough price on
03-05-2026

$237.35 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4505751 - b9cpbov2017KT - VPS Intercooler To Throttle Charge Pipe - With BOV - Upgraded charge pipe kit for use with blow off valve included. - Verstarkt Performance Systems - Audi

Upgraded charge pipe kit for use with blow off valve included. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Verstarkt Performance Systems - Corporate Logo
ES#:
4505751
Mfg#:
B9CPBOV2017KT
Ships on Sep 1, 2026
ON SALE! SAVE 48%
$324.99

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

$170.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2764437 - MM0CULT - Universal Oil Cooler - 19 Row, with Thermostat - Serious engine oil cooling for the most demanding engines - Mishimoto - Audi BMW Volkswagen MINI

Serious engine oil cooling for the most demanding engines affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For custom applications only. Not a direct bolt on.

Brand:
Mishimoto - Corporate Logo
ES#:
2764437
Mfg#:
MM0CULT
In Stock
$599.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3022269 - HEA-WRAPKIT-50 - Titanium Exhaust Wrap - 2" x 50 - Designed to handle continuous temperatures up to 1,800F - Prosport Performance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Designed to handle continuous temperatures up to 1,800°F affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Prosport Performance - Corporate Logo
ES#:
3022269
Mfg#:
HEA-WRAPKIT-50
In Stock
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3604757 - 50-1000 - 340lph High Flow In-Tank Fuel Pump  - AEMs 340LPH High Flow In-Tank Fuel Pump is designed for high performance naturally aspirated and forced induction EFI vehicles. - AEM Electronics  - Audi Volkswagen

AEM’s 340LPH High Flow In-Tank Fuel Pump is designed for high performance naturally aspirated and forced induction EFI vehicles. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This is a general-use high flow fuel pump, not a direct plug-and-play swap in most applications

Brand:
AEM Electronics  - Corporate Logo
ES#:
3604757
Mfg#:
50-1000
In Stock at Vendor
$113.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5446956 - 034-201-5031 - M11 Head Stud Kit EA839 2.9T/3.0T - Designed to maintain reliable clamping force under sustained heat and load, addressing the limitations of OE torque-to-yield head bolts that can stretch and degrade at higher power levels. - 034Motorsport - Audi

Designed to maintain reliable clamping force under sustained heat and load, addressing the limitations of OE torque-to-yield head bolts that can stretch and degrade at higher power levels. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
5446956
Mfg#:
034-201-5031
Ships in 2 Business Days
$550.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2764082 - MM0CUL - Universal Oil Cooler - 19 Row - Serious engine oil cooling for the most demanding engines - Mishimoto - Audi BMW Volkswagen MINI

Serious engine oil cooling for the most demanding engines affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For custom applications only. Not a direct bolt on.

Brand:
Mishimoto - Corporate Logo
ES#:
2764082
Mfg#:
MM0CUL
In Stock at Vendor
$536.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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
ES#4883147 - 501-0043 - Adjustable Fuel Pressure Regulator W/ 1-to-1 Boost Reference - Adjustable High Flow Fuel Pressure Regulator with 1 to 1 boost reference - Precision Raceworks - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Adjustable High Flow Fuel Pressure Regulator with 1 to 1 boost reference affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4883147
Mfg#:
501-0043
In Stock
$159.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4715345 - 05-839-00132-1KT - Audi EA839 3.0T W.2 ECU Tune - Increase of +81 Horsepower, and +126 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance exhausts & high-flow air filters! - Weistec - Audi

Increase of +81 Horsepower, and +126 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance exhausts & high-flow air filters! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Weistec - Corporate Logo
ES#:
4715345
Mfg#:
05-839-00132-1KT
In Stock at Vendor
$1599.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4715320 - 01-839-02093-5 - Audi / Porsche EA839 3.0T VTA Adapter System - Simple bolt-on solution for attaining the "blow-off" sound that many people are fond of on turbocharged vehicles! - Weistec - Audi Porsche

Simple bolt-on solution for attaining the "blow-off" sound that many people are fond of on turbocharged vehicles! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Weistec - Corporate Logo
ES#:
4715320
Mfg#:
01-839-02093-5
In Stock
Limited Qty Sale
$139.00

This product was last offered at the strikethrough price on
05-06-2026

$130.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4147675 - SN0-40014 - 2.5 Gal. Water-Methanol Tank Upgrade - Quick-Connect Fittings - W/Brackets, Solenoid, Hose & All Necessary Fittings - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

W/Brackets, Solenoid, Hose & All Necessary Fittings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4147675
Mfg#:
SN0-40014
In Stock at Vendor
$140.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4715344 - 05-839-00131-0KT - Audi EA839 3.0T W.1 ECU Tune - Increase of +66 Horsepower, and +111 Torque! Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications! - Weistec - Audi

Increase of +66 Horsepower, and +111 Torque! Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Weistec - Corporate Logo
ES#:
4715344
Mfg#:
05-839-00131-0KT
Ships in 5 Business Days
$1499.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4623922 - SN0-60400 - VC-30 Water Methanol Controller (Boost) - Proportionally injects more or less water/methanol according to boost pressure - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Proportionally injects more or less water/methanol according to boost pressure affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4623922
Mfg#:
SN0-60400
In Stock at Vendor
$184.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3644159 - 777512 - Performance Downpipe Kit - Non-Resonated  - T304 Stainless Steel high flow front pipe kit replaces factory secondary catalytic converters - Supersprint - Audi

T304 Stainless Steel high flow front pipe kit replaces factory secondary catalytic converters affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3644159
Mfg#:
777512
Ships in 3 Business Days
$1466.99 USD
Free Shipping

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.

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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