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Audi A3 Engine Parts & Accessories

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O-Ring - 5.28x1.78

ES#2737964 - WHT007316 - O-Ring - 5.28x1.78 - Smaller o-ring used towards the base of the oil spray nozzle control valve - Genuine Volkswagen Audi - Audi

Smaller o-ring used towards the base of the oil spray nozzle control valve

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2737964
Mfg#:
WHT007316
Ships in 1-2 days
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

O-Ring - Priced Each

ES#2737438 - WHT007317 - O-Ring - Priced Each - 7.5x1.5 - Larger o-ring used towards the tip of the oil spray nozzle control valve - Genuine Volkswagen Audi - Audi

7.5x1.5 - Larger o-ring used towards the tip of the oil spray nozzle control valve

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2737438
Mfg#:
WHT007317
Ships in 1-2 days
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump O-Ring

ES#4144993 - 06A121119 - Water Pump O-Ring - Ensure a proper seal when installing a new water pump. 53x4mm - Rein - Audi Volkswagen

Ensure a proper seal when installing a new water pump. 53x4mm 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with FSI engines only

Brand:
Rein - Corporate Logo
ES#:
4144993
Mfg#:
06A121119
Back Ordered
$3.99

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

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Housing Gasket

Seals housing to the engine block 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with TSI engines only

Brand:
Rein - Corporate Logo
ES#:
4145000
Mfg#:
06J115441A
Back Ordered
$3.99

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

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex/Allen Bolt - Priced Each

ES#471296 - N90956402 - Hex/Allen Bolt - Priced Each - Install new hardware with your new parts. M10x45 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M10x45 For vehicles with DSG transmissions - Secures the starter to the transmission

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471296
Mfg#:
N90956402
Ships in 1-2 days
13% off MSRP

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

$1.14

This product was last offered at the strikethrough price on
10-07-2026

$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#4375626 - N90067202 - Sealing O-Ring - Priced Each - O-ring used in various locations. 9.5x2.5mm - MTC - Audi Volkswagen

O-ring used in various locations. 9.5x2.5mm For the banjo bolt on the turbo oil supply line

Brand:
MTC - Corporate Logo
ES#:
4375626
Mfg#:
N90067202
Ships in 10 Business Days
$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cap

ES#2090873 - 06A103485F - Oil Cap - Clean up your engine bay with a new cap - MTC - Audi Volkswagen

Clean up your engine bay with a new cap

Brand:
MTC - Corporate Logo
ES#:
2090873
Mfg#:
06A103485F
Back Ordered
$2.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Double Stud Bolt - Priced Each

ES#2583416 - N91191701 - Double Stud Bolt - Priced Each - Install new hardware with your new parts. M10x40/M8x16 - Genuine Volkswagen Audi - Audi

Install new hardware with your new parts. M10x40/M8x16 For vehicles with DSG transmissions - Secures the starter to the transmission

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2583416
Mfg#:
N91191701
In Stock
Limited Qty Sale
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange Plug - Priced Each

ES#2815649 - 357121140 - Coolant Flange Plug - Priced Each - Clip and o-ring sold separately - Hamburg Tech - Audi Volkswagen

Clip and o-ring sold separately We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2815649
Mfg#:
357121140
Ships in 2 Business Days
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Washer - Priced Each

ES#472642 - WHT002057 - Washer - Priced Each - Concave washer in between the taper roller bearing and the output shaft - Genuine Volkswagen Audi - Audi

Concave washer in between the taper roller bearing and the output shaft

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
472642
Mfg#:
WHT002057
Ships in 1-2 days
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage I Performance Chip - 4 Programs

ES#1303020 - 20TCCTASTG4CHP - Stage I Performance Chip - 4 Programs - APR's ECU Upgrade is the best power per dollar modification for your TSI engine out there - APR - Audi

APR's ECU Upgrade is the best power per dollar modification for your TSI engine out there Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.
254hp/297lb-ft (93 octane) --- 250HP/294TQ (91 Octane). This upgrade can only be performed with the car present at our facility.

Brand:
APR - Corporate Logo
ES#:
1303020
Mfg#:
20TCCTASTG4CHP
In Stock
ON SALE! SAVE 20%
$899.99

This product was last offered at the strikethrough price on
09-28-2026

$719.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Software For IS20 Turbo Upgrade

ES#3411790 - 18TIS20KT1 - Performance Software For IS20 Turbo Upgrade - For customers WITHOUT APR Stage 1, moving to the IS20 turbocharger upgrade - APR - Audi Volkswagen

For customers WITHOUT APR Stage 1, moving to the IS20 turbocharger upgrade Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
3411790
Mfg#:
18TIS20KT1
In Stock
ON SALE! SAVE 20%
$849.99

This product was last offered at the strikethrough price on
09-28-2026

$679.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Software For IS38 Turbo Upgrade

ES#3411788 - 18TIS38KT1 - Performance Software For IS38 Turbo Upgrade - For customers WITHOUT APR Stage 1, moving to the IS38 turbocharger upgrade. - APR - Audi Volkswagen

For customers WITHOUT APR Stage 1, moving to the IS38 turbocharger upgrade. Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
3411788
Mfg#:
18TIS38KT1
In Stock
ON SALE! SAVE 20%
$749.99

This product was last offered at the strikethrough price on
09-28-2026

$599.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Software For IS20 Turbo Upgrade

ES#3411789 - 18TIS20KT - Performance Software For IS20 Turbo Upgrade - For customers WITH APR Stage 1, moving to the IS20 turbocharger upgrade. - APR - Audi Volkswagen

For customers WITH APR Stage 1, moving to the IS20 turbocharger upgrade. Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
3411789
Mfg#:
18TIS20KT
In Stock
ON SALE! SAVE 20%
$249.99

This product was last offered at the strikethrough price on
09-28-2026

$199.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#3690811 - 06j905110kktKT - Ignition Service Kit - Includes four Beru coil packs and NGK revision spark plugs - Assembled By ECS - Audi

Includes four Beru coil packs and NGK revision spark plugs 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3690811
Mfg#:
06J905110KKTKT
In Stock
ON SALE! SAVE 15%
$304.99

This product was last offered at the strikethrough price on
07-16-2026

$260.47 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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Manufacturer names and/or part numbers are used only for identification purposes.

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