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Audi B9 S5 Quattro 3.0T Engine Parts & Accessories

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ES#4758918 - UH053-INA - 65.7mm Adapter Ring For B9 S4 / S5 3.0TFSI Turbo Inlet   - For use with UH053-INA - Unitronic - Audi

For use with UH053-INA affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Unitronic - Corporate Logo
ES#:
4758918
Mfg#:
UH053-INA
Ships in 6 Business Days
$87.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4362353 - UH017-INA - Unitronic Carbon Fiber Intake System 3.0TFSI B9 S4/S5 - Engineered for seamless integration within the engine bay and improves the performance, look and sound of your vehicle. - Unitronic - Audi

Engineered for seamless integration within the engine bay and improves the performance, look and sound of your vehicle. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Unitronic - Corporate Logo
ES#:
4362353
Mfg#:
UH017-INA
Ships in 6 Business Days
$1469.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4715348 - 01-839-02150-9 - Audi / Porsche 2.9L 3.0L EA839 Water-Methanol Injection System Kit  - Complete Bolt-On System, Compatible with stock & modified applications, and all hardware & gaskets included! - Weistec - Audi Porsche

Complete Bolt-On System, Compatible with stock & modified applications, and all hardware & gaskets included! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Weistec - Corporate Logo
ES#:
4715348
Mfg#:
01-839-02150-9
Ships in 2 Business Days
$1799.00 USD
Free Shipping
ES#4715588 - 01-839-02087-8 - Weistec Audi / Porsche VAG EA839 3.0T W.3 Turbo Upgrade - 100% Bolt-on installation / Upgrade. You are required to ship Weistec your OE turbochargers as a core. - Weistec - Audi Porsche

100% Bolt-on installation / Upgrade. You are required to ship Weistec your OE turbochargers as a core. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
You are required to ship Weistec your OE turbochargers as a core.

Brand:
Weistec - Corporate Logo
ES#:
4715588
Mfg#:
01-839-02087-8
Ships in 2 Business Days
$2199.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sport Cat-Pipe with 200 CPSI Catalytic Converter - Increase power, reduce weight, and improve sound! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Armytrix - Corporate Logo
ES#:
4164584
Mfg#:
AU94S-CD
Ships on Jul 20, 2026
$2618.00 USD
Free Shipping

Also referred to as the impulse sender 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#:
4818216
Mfg#:
06M907601DKT
In Stock at Vendor
ON SALE! SAVE 10%
$112.99

This product was last offered at the strikethrough price on
04-11-2026

$102.06 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Don't let your car sit dead! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4812519
Mfg#:
06M911021
In Stock at Vendor
$553.99

This product was last offered at the strikethrough price on
05-07-2026

$537.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Seal up your intake manifold. Fits both left or right side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
4818175
Mfg#:
06M133198B
In Stock at Vendor
$11.90 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Twin-scroll Hybrid Turbocharger affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
FrankenTurbo - Corporate Logo
ES#:
5446424
Mfg#:
F30-770
Ships in 3 Business Days
$1999.00 USD

Fix leaks and keep your cooling system efficient affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Magneti Marelli - Corporate Logo
ES#:
4839714
Mfg#:
8W0121251H
In Stock at Vendor
$484.99

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

$456.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

2.50" stainless steel with quad GT100 burnt titanium tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits models with factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3499455
Mfg#:
SSXAU713
Ships in 4 Business Days
$4405.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

2.50" stainless steel with quad JET-100 carbon tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits models without factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3493663
Mfg#:
SSXAU684
Ships in 4 Business Days
$3874.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

2.50" stainless steel with quad GT-100 titanium tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits models with factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3499453
Mfg#:
SSXAU708
Ships in 4 Business Days
$4193.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

2.50" stainless steel with quad GT-100 Cerakote black tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits models without factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3493581
Mfg#:
SSXAU680
Ships in 4 Business Days
$3752.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

2.50" stainless steel with quad GT-100 burnt titanium tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits models without factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3493582
Mfg#:
SSXAU682
Ships in 4 Business Days
$4651.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

2.50" stainless steel with quad GT-100 polished tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits models without factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3493660
Mfg#:
SSXAU685
Ships in 4 Business Days
$3506.99 USD
Free Shipping
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.

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