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Audi B9 SQ5 Quattro 3.0T

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Audi B9 SQ5 Quattro 3.0T Performance Engine Parts

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Universal Catch Can Kit - Carbon Fiber

ES#2500608 - MM0CCCF - Universal Catch Can Kit - Carbon Fiber - Kit with catch can and rubber hose; for retrofitting on a variety of vehicles. - Mishimoto - Audi BMW Volkswagen MINI

Kit with catch can and rubber hose; for retrofitting on a variety of vehicles.

Brand:
Mishimoto - Corporate Logo
ES#:
2500608
Mfg#:
MM0CCCF
In Stock
$162.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

KOMPACT EM BOV VR18 Plum Back

ES#4745487 - TS-0223-1279 - KOMPACT EM BOV VR18 Plum Back - Seamlessly install a Kompact EM Valve without the need for adaptors, hoses, or additional assembly. - TurboSmart - Audi

Seamlessly install a Kompact EM Valve without the need for adaptors, hoses, or additional assembly.

Brand:
TurboSmart - Corporate Logo
ES#:
4745487
Mfg#:
TS-0223-1279
Ships in 1-3 days
10% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$309.99

This product was last offered at the strikethrough price on
07-28-2026

$278.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 2 IE Performance ECU Tune - Includes Stage 1 TCU Tune & POWERlink Cable

ES#4418873 - IESOVZ12 - Stage 2 IE Performance ECU Tune - Includes Stage 1 TCU Tune & POWERlink Cable - Average gain of 138 horsepower and 178 lb-ft of torque on 91 Octane with full bolts-ons - Integrated Engineering - Audi

Average gain of 138 horsepower and 178 lb-ft of torque on 91 Octane with full bolts-ons 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.
Requires downpipe, intake, and intercooler upgrades.

Brand:
Integrated Engineering - Corporate Logo
ES#:
4418873
Mfg#:
IESOVZ12
In Stock
$1178.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Wetter Coolant Additive - 12oz

ES#261427 - 80204 - Water Wetter Coolant Additive - 12oz - Reduces coolant temperatures by as much as 30*F - Redline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Reduces coolant temperatures by as much as 30*F

Brand:
Redline - Corporate Logo
ES#:
261427
Mfg#:
80204
In Stock
$15.99 USD
Free Shipping
on orders $49 and up

ECS Tuning Baffled Oil Catch Can - 6oz

ES#4369811 - 003779ECS05-01 - ECS Tuning Baffled Oil Catch Can - 6oz - Capture harmful oil vapors and keep your intake tract clean. Now featuring an easy to empty drain plug! - ECS - Audi BMW Volkswagen MINI

Capture harmful oil vapors and keep your intake tract clean. Now featuring an easy to empty drain plug! 10X Entries For Our 25th Anniversary Sweepstakes!
For use with custom plumbing and ECS universal mounting bracket kit

Brand:
ECS - Corporate Logo
ES#:
4369811
Mfg#:
003779ECS05-01
In Stock
ON SALE! SAVE 46%
$233.99

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

$126.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BOSS800 Hybrid Turbocharger

ES#5435523 - TR-2251 - BOSS800 Hybrid Turbocharger - Blending OEM drivability with Tier 1 supercar power. - CTS - Audi

Blending OEM drivability with Tier 1 supercar power.

Brand:
CTS - Corporate Logo
ES#:
5435523
Mfg#:
TR-2251
Ships in 7 Business Days
$2499.99 USD
Free Shipping

B9 S4/S5/SQ5 3.0T Intercooler kit

ES#4499830 - RA841C100200 - B9 S4/S5/SQ5 3.0T Intercooler kit - Increased volume and surface area, bar and plate cores with end tanks specifically designed to promote even airflow. - REVO - Audi

Increased volume and surface area, bar and plate cores with end tanks specifically designed to promote even airflow.

Brand:
REVO - Corporate Logo
ES#:
4499830
Mfg#:
RA841C100200
Back Ordered
$819.00 USD
This product is lifetime replacement eligible Lifetime Replacement

APR Rear Catback Exhaust System - B9 SQ5

ES#4883016 - CBK0057 - APR Rear Catback Exhaust System - B9 SQ5 - Features TIG welded brushed T304 stainless steel construction and offers gains of 5 AWHP and 6 AWFT-LBS of torque - APR - Audi

Features TIG welded brushed T304 stainless steel construction and offers gains of 5 AWHP and 6 AWFT-LBS of torque Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
4883016
Mfg#:
CBK0057
In Stock
42% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$1687.99

This product was last offered at the strikethrough price on
06-24-2026

$974.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RS+ Injector Upgrade Kit - EA839 3.0T/2.9T

ES#5374600 - 034-106-3044 - RS+ Injector Upgrade Kit - EA839 3.0T/2.9T - Safely provides a 67% increase in flow over EA839 3.0T and 31% increase over EA839 2.9T/EA825 4.0T RS Injectors! - 034Motorsport - Audi

Safely provides a 67% increase in flow over EA839 3.0T and 31% increase over EA839 2.9T/EA825 4.0T RS Injectors! Must Run a 034Motorsport Stage 3 File Specifically for These Injectors

Brand:
034Motorsport - Corporate Logo
ES#:
5374600
Mfg#:
034-106-3044
Ships in 2 Business Days
$2400.00 USD
Free Shipping

Turbosmart WG45 Gen V Hyper-Gate 45

ES#4643523 - ts-0553-1002 - Turbosmart WG45 Gen V Hyper-Gate 45 - More features, options and performance than any other gate. - TurboSmart - Audi BMW Volkswagen

More features, options and performance than any other gate.

Brand:
TurboSmart - Corporate Logo
ES#:
4643523
Mfg#:
TS-0553-1002
Ships on Aug 13, 2026
10% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$518.99

This product was last offered at the strikethrough price on
07-28-2026

$467.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

TTE710 Turbo Upgrade - B9 S4/S5/SQ5 3.0T

ES#4493300 - TTE10388 - TTE710 Turbo Upgrade - B9 S4/S5/SQ5 3.0T - Pair this with the Integrated Engineering or 034 Motorsports Stage 3 tune for 600+hp! - The Turbo Engineers - Audi

Pair this with the Integrated Engineering or 034 Motorsports Stage 3 tune for 600+hp! Custom tuning software required for installation.

Brand:
The Turbo Engineers - Corporate Logo
ES#:
4493300
Mfg#:
TTE10388
Ships in 4 Business Days
$3999.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Atmospheric Dump Valve - Black

ES#3612126 - FMDV13A - Atmospheric Dump Valve - Black - Prevent boost leaks with full billet construction - Forge - Audi

Prevent boost leaks with full billet construction

Brand:
Forge - Corporate Logo
ES#:
3612126
Mfg#:
FMDV13A
Ships in 3 Business Days
$349.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bosch 044 High Flow Fuel Pump - 270 LPH

ES#514125 - 0580254044 - Bosch 044 High Flow Fuel Pump - 270 LPH - Great for when more fuel is needed in a custom fueling application - Bosch - Audi Volkswagen

Great for when more fuel is needed in a custom fueling application 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
514125
Mfg#:
0580254044
In Stock
$230.99 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.

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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