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Audi S4 Engine Parts & Accessories

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Timing Chain - Priced Each

ES#252012 - 058109229B - Timing Chain - Priced Each - Connects the camshafts together around the tensioner - Iwis - Audi Volkswagen

Connects the camshafts together around the tensioner affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
One per bank

Brand:
Iwis - Corporate Logo
ES#:
252012
Mfg#:
058109229B
In Stock
$58.51 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

G12+ Coolant - 1.5 Liter

ES#550 - AF G001200 - G12+ Coolant - 1.5 Liter - Pink Pentosin SF Pentofrost coolant new updated G12 plus formula - Pentosin - Audi Volkswagen Porsche

Pink Pentosin SF Pentofrost coolant new updated G12 plus formula affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pentosin - Corporate Logo
ES#:
550
Mfg#:
AF G001200
In Stock
$22.40 USD
Free Shipping
on orders $49 and up

Supercharger Belt Idler Pulley

ES#2084806 - 06E903341H - Supercharger Belt Idler Pulley - Tracks the supercharger belt properly - Genuine Volkswagen Audi - Audi

Tracks the supercharger belt properly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2084806
Mfg#:
06E903341H
In Stock
35% off MSRP

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

$139.99

This product was last offered at the strikethrough price on
06-07-2026

$91.18 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Valve Spring Repair Kit

Replace all your valve springs with everything you need in one go! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4810920
Mfg#:
06M109623AKT
Ships in 2 Business Days
$5009.99 USD
This product is lifetime replacement eligible Partial Replacement

3.0 TFSI Supercharger Crank Pulley Upgrade - 179mm

ES#4005444 - 034-145-Z045 - 3.0 TFSI Supercharger Crank Pulley Upgrade - 179mm - Increase supercharger rotational speed to provide more boost to your engine - 034Motorsport - Audi

Increase supercharger rotational speed to provide more boost to your engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*To be used with Stage 2 software - Stage 2+ software necessary if used in conjunction with a supercharger pulley upgrade*

Brand:
034Motorsport - Corporate Logo
ES#:
4005444
Mfg#:
034-145-Z045
In Stock
$500.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pro IE Performance ECU Tune - Includes TCU Tune & POWERlink Cable

ES#3706798 - iesocgj2tcu - Pro IE Performance ECU Tune - Includes TCU Tune & POWERlink Cable - Average gain of 121 horsepower and 92 lb-ft of torque on 91 Octane - Integrated Engineering - Audi

Average gain of 121 horsepower and 92 lb-ft of torque on 91 Octane 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.
For vehicles with DSG transmission only

Brand:
Integrated Engineering - Corporate Logo
ES#:
3706798
Mfg#:
IESOCGJ2TCU
In Stock
$1248.99 USD
Free Shipping

Compressor Intercooler O-Ring - Priced Each

ES#4150348 - 06E145723E - Compressor Intercooler O-Ring - Priced Each - Seals the inner ends of the intercoolers to the front of the supercharger compressor - Ajusa - Audi

Seals the inner ends of the intercoolers to the front of the supercharger compressor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ajusa - Corporate Logo
ES#:
4150348
Mfg#:
06E145723E
In Stock
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE Audi 3.0T Crank Pulley Upgrade Kit - 188mm

ES#4491703 - IEBAVJ7 - IE Audi 3.0T Crank Pulley Upgrade Kit - 188mm - Increases supercharger RPM by 26% when paired with IE 57.5mm overdrive supercharger pulley - Integrated Engineering - Audi

Increases supercharger RPM by 26% when paired with IE 57.5mm overdrive supercharger pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Requires 57.5mm SC pulley and stage 2 dual pulley ECU tune

Brand:
Integrated Engineering - Corporate Logo
ES#:
4491703
Mfg#:
IEBAVJ7
In Stock
$497.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Supercharger Service Kit

ES#4766245 - 06E145621SF2KT - Ultimate Supercharger Service Kit - Fix all possible coolant leaks for your 3.0T in one click! - Genuine Volkswagen Audi - Audi

Fix all possible coolant leaks for your 3.0T in one click! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits from the 2013 model year (facelift)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4766245
Mfg#:
06E145621SF2KT
Ships in 2 Business Days
$1298.05

This product was last offered at the strikethrough price on
02-24-2026

$1240.74 USD
This product is lifetime replacement eligible Partial Replacement

Billet Aluminum Front Main Seal

ES#4745298 - 034-202-6006 - Billet Aluminum Front Main Seal - Replace the failure-prone stamped steel factory front main wiper seal - 034Motorsport - Audi

Replace the failure-prone stamped steel factory front main wiper seal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4745298
Mfg#:
034-202-6006
In Stock
$190.00 USD
Free Shipping

CTS Turbo Supercharger Crank Pulley Upgrade - 192mm

ES#4042975 - CTS-HW-266-192 - CTS Turbo Supercharger Crank Pulley Upgrade - 192mm - Larger diameter pulley increases the speed at which the supercharger spins, increasing the boost pressure output - CTS - Audi Porsche

Larger diameter pulley increases the speed at which the supercharger spins, increasing the boost pressure output affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Most Stage 2+ software tunes are compatible with this kit. Be sure to use the correct software for 192mm

Brand:
CTS - Corporate Logo
ES#:
4042975
Mfg#:
CTS-HW-266-192
Ships in 7 Business Days
$379.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Shut Off Valve

ES#4871918 - 06M121678H - Coolant Shut Off Valve - Controls the circulation of coolant within the engine via vacuum - Bremmen Parts - Audi

Controls the circulation of coolant within the engine via vacuum affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4871918
Mfg#:
06M121678H
Ships in 3 Business Days
ON SALE! SAVE 17%
$118.99

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

$98.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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

Cam Chain Tensioner - Cylinders 4-6 (Left)

ES#3220567 - 078109087F - Cam Chain Tensioner - Cylinders 4-6 (Left) - Applies tension to the camshaft timing chain - Bremmen Parts - Audi Volkswagen

Applies tension to the camshaft timing chain affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
3220567
Mfg#:
078109087F
In Stock
ON SALE! SAVE 20%
$219.29

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

$175.43 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Valvesonic

2.37" stainless steel with quad 100mm Titanium tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From the 2013 model year

Brand:
Milltek Sport - Corporate Logo
ES#:
2827525
Mfg#:
SSXAU408
Ships in 3 Business Days
$4901.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#4668220 - 06E121018K - Water Pump - New water pump with coolant housing, does not include pulley - Pierburg - Audi Volkswagen

New water pump with coolant housing, does not include pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits from the 2013 model year (facelift)

Brand:
Pierburg - Corporate Logo
ES#:
4668220
Mfg#:
06E121018K
Ships on Jul 28, 2026
Auto Notify
$168.99 USD
Free Shipping
on orders $49 and up
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.

Let us help you find the parts that fit your Audi

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