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Audi B9 S5 Quattro 3.0T Sportback

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Audi B9 S5 Quattro 3.0T Sportback Engine Parts & Accessories

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Diverter Valve Kit

ES#4818158 - 06m145710fKT - Diverter Valve Kit - Replace your Diverter Valve with new bolts - Genuine Volkswagen Audi - Audi

Replace your Diverter Valve with new bolts

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4818158
Mfg#:
06M145710FKT
Ships in 3 Business Days
$172.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Turbocharger Installation Kit

ES#4629483 - 06m133026aktKT - Ultimate Turbocharger Installation Kit - All hardware required for a successful install utilizing genuine components. - Genuine Volkswagen Audi - Audi

All hardware required for a successful install utilizing genuine components.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4629483
Mfg#:
06M133026AKTKT
Ships in 3 Business Days
$244.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Self-Locking Nut - Priced Each

ES#471101 - N90894601 - Self-Locking Nut - Priced Each - Install new hardware with your new parts. M8 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M8 Used to secure the turbocharger to the cylinder head - qty 4 required - outer

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471101
Mfg#:
N90894601
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M11 Head Stud Kit EA839 2.9T/3.0T

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. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
5446956
Mfg#:
034-201-5031
In Stock
$550.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Stage 1+ - With UniCONNECT+ Cable

ES#4375901 - 30T-EA839-1+-UC - Unitronic Performance Software - Stage 1+ - With UniCONNECT+ Cable - Gain up to 100 horsepower and 112 lb-ft of torque on 93 Octane - Unitronic - Audi

Gain up to 100 horsepower and 112 lb-ft of torque on 93 Octane This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th

Brand:
Unitronic - Corporate Logo
ES#:
4375901
Mfg#:
30T-EA839-1+-UC
In Stock
ON SALE! SAVE 14%
$1064.99

This product was last offered at the strikethrough price on
08-23-2026

$914.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Motorsport StreetSport Engine Mounts - Pair

ES#4846368 - 034-509-0089 - Motorsport StreetSport Engine Mounts - Pair - Designed with extreme performance in mind and manufactured from billet aluminum and high-durometer Density Line rubber for better ride characteristics than polyurethane. - 034Motorsport - Audi

Designed with extreme performance in mind and manufactured from billet aluminum and high-durometer Density Line rubber for better ride characteristics than polyurethane. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4846368
Mfg#:
034-509-0089
Ships in 3 Business Days
$677.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Transmission Mount

ES#3561738 - 8W0399156BH - Transmission Mount - Includes bracket and rubber mounting - Genuine Volkswagen Audi - Audi

Includes bracket and rubber mounting

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3561738
Mfg#:
8W0399156BH
Ships in 3 Business 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.

$148.33

This product was last offered at the strikethrough price on
09-07-2026

$133.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mishimoto Oil Catch Can Kit

ES#4141537 - MMBCCS418PBE - Mishimoto Oil Catch Can Kit - Give the 3.0T TFSI powering your 2018+ Audi S4 or S5 the extra layer of defense that it needs - Mishimoto - Audi

Give the 3.0T TFSI powering your 2018+ Audi S4 or S5 the extra layer of defense that it needs

Brand:
Mishimoto - Corporate Logo
ES#:
4141537
Mfg#:
MMBCCS418PBE
Ships in 4 Business Days
$445.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MAP Sensor - Priced Each

ES#4849611 - 06E906051AC - MAP Sensor - Priced Each - one located on both the charge pipe and inlet after the throttle body - Bosch - Audi

one located on both the charge pipe and inlet after the throttle body We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4849611
Mfg#:
06E906051AC
In Stock
$97.99

This product was last offered at the strikethrough price on
05-04-2026

$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE ProCore Performance Cast Downpipe - B9 S4/S5

ES#4708493 - IEEXCK6 - IE ProCore Performance Cast Downpipe - B9 S4/S5 - Check-Engine Light free! An emissions-friendly approach to exhaust upgrades! - Integrated Engineering - Audi

Check-Engine Light free! An emissions-friendly approach to exhaust upgrades!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4708493
Mfg#:
IEEXCK6
Ships in 5 Business Days
ON SALE! SAVE 10%
$2874.99

This product was last offered at the strikethrough price on
09-02-2026

$2587.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbocharger Installation Kit

ES#4630044 - 034-145-1506 - Turbocharger Installation Kit - This complete Turbocharger Installation Hardware/Gasket Kit for the B9/B9.5 Audi S4/S5/SQ5 equipped with the single-turbo EA839 3.0T includes everything you need to install a new stock-fit turbocharger. - 034Motorsport - Audi

This complete Turbocharger Installation Hardware/Gasket Kit for the B9/B9.5 Audi S4/S5/SQ5 equipped with the single-turbo EA839 3.0T includes everything you need to install a new stock-fit turbocharger. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4630044
Mfg#:
034-145-1506
In Stock
$66.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Silicone Turbo Inlet Hose - Audi B9 S4/S5

ES#3420204 - 024360ECS01 - Silicone Turbo Inlet Hose - Audi B9 S4/S5 - Flexible silicone smooths the intake tract & hinders collapsing. The ultimate in durability! - ECS - Audi

Flexible silicone smooths the intake tract & hinders collapsing. The ultimate in durability! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3420204
Mfg#:
024360ECS01
In Stock
ON SALE! SAVE 25%
$97.99

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

$73.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S4/S5 Sportback 3.0T Valved Exhaust System & Luft-Technik Intake System

ES#4751050 - 026018ECSEBKT - Audi B9 S4/S5 Sportback 3.0T Valved Exhaust System & Luft-Technik Intake System - Improve the sound and performance of your vehicle with a valved catback & Luft-Technik Intake System - Enthusiast Bundles - Audi

Improve the sound and performance of your vehicle with a valved catback & Luft-Technik Intake System Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751050
Mfg#:
026018ECSEBKT
Ships on Oct 29, 2026
Auto Notify
ON SALE! SAVE 23%
$3293.99

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

$2549.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Cap Gasket

ES#3181876 - 06M103727A - Oil Cap Gasket - Addresses a seeping filler cap - Genuine Volkswagen Audi - Audi

Addresses a seeping filler cap

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3181876
Mfg#:
06M103727A
In Stock
4% off MSRP

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

$27.99

This product was last offered at the strikethrough price on
09-07-2026

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Drain Plug - With Washer

ES#3449380 - n91167901KT - Drain Plug - With Washer - Includes the crush washer. M14x1.5 - Genuine Volkswagen Audi - Audi Volkswagen

Includes the crush washer. M14x1.5

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3449380
Mfg#:
N91167901KT
In Stock
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Competition Intercooler With Charge Pipe Kit

The high performance intercooler core provides a 134% larger frontal area and 105% more volume compared to the stock mounted intercooler. Includes charge pipe kit. **This kit is for European vehicle fitment**

Brand:
Wagner Tuning - Corporate Logo
ES#:
4489117
Mfg#:
200001120.PIPE.E
Back Ordered
$1140.00 USD
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

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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