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Audi B5 A4 Quattro 1.8T Engine Mechanical Parts

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ES#261000 - 038117070A - Oil Cooler O-Ring - Seals the connection between the oil cooler and the filter adapter. 59x5 - Genuine Volkswagen Audi - Audi Volkswagen

Seals the connection between the oil cooler and the filter adapter. 59x5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
261000
Mfg#:
038117070A
In Stock
9% off MSRP

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

$11.54

This product was last offered at the strikethrough price on
05-12-2026

$10.45 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1926078 - WHT005322 - Crankshaft Gear Bolt - Secures the crankshaft gear to the crank. M16x54 - Genuine Volkswagen Audi - Audi Volkswagen

Secures the crankshaft gear to the crank. M16x54 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Engine code AWM

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1926078
Mfg#:
WHT005322
In Stock
18% off MSRP

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

$16.99

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

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4141636 - 1013660 - Performance Camshaft Pair - 239/230 (Cast Iron)  - More aggressive cams for higher top end power! - Cat Cams - Audi

More aggressive cams for higher top end power! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Engine codes AEB & ATW

Brand:
Cat Cams - Corporate Logo
ES#:
4141636
Mfg#:
1013660
Special Order: No Guaranteed ETA
$640.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4742789 - P4-VW18T82-N4 - Supertech Piston - 1mm Oversize - Set Of 4 - Supertech 1mm oversized piston set including 20mm wrist pins. - Supertech - Audi Volkswagen

Supertech 1mm oversized piston set including 20mm wrist pins. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4742789
Mfg#:
P4-VW18T82-N4
Ships in 9 Business Days
$638.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#257104 - N90704007 - Hex Bolt - Priced Each - Install new hardware with your new parts. M7x55 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M7x55 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Engine code AWM. Secures the oil filter adapter to the engine

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
257104
Mfg#:
N90704007
In Stock
$4.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4220565 - N0138495 - Drain Plug Sealing Washer - Priced Each - Install new hardware with your new parts. 14x20 - Rein - Audi Volkswagen

Install new hardware with your new parts. 14x20 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:
Rein - Corporate Logo
ES#:
4220565
Mfg#:
N0138495
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#277594 - 058109633 - Intake Valve Spring - Priced Each - Located inside the cylinder head and allows for valve movement - Genuine Volkswagen Audi - Audi Volkswagen

Located inside the cylinder head and allows for valve movement affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
277594
Mfg#:
058109633
Ships in 1-2 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.

$38.99

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

$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#469378 - N90242804 - Allen head Bolt - Priced Each - Be sure to replace your fasteners where needed for proper installation. M8x18 - Genuine Volkswagen Audi - Audi Volkswagen

Be sure to replace your fasteners where needed for proper installation. M8x18 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Engine code AWM. Engine code ATW from VIN 8D-Y-151001, split is in the 2000 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
469378
Mfg#:
N90242804
In Stock
10% off MSRP

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

$4.36

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

$3.92 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#514327 - 204-4104 - Cylinder Head Stud Set - With Tool - Convert to high strength head studs - ARP - Audi Volkswagen

Convert to high strength head studs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
Engine code AWM

Brand:
ARP - Corporate Logo
ES#:
514327
Mfg#:
204-4104
Ships in 8 Business Days
$310.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2794148 - IEBEVA9 - Crankshaft Girdle Kit - Keep your engine block from flexing under torque - Integrated Engineering - Audi Volkswagen

Keep your engine block from flexing under torque affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Fits AWM engine code only

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794148
Mfg#:
IEBEVA9
Back Ordered
$617.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2626345 - 036109675A - Valve Stem Seal - Priced Each - Seals the valve stem in the cylinder head. 6mm - Victor Reinz - Audi Volkswagen

Seals the valve stem in the cylinder head. 6mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
2626345
Mfg#:
036109675A
In Stock
$3.05 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#261235 - 038103085C - Camshaft / Crankshaft Seal - Priced Each - PTFE design to stop oil leaks and prevent internal engine damage. 47x10x32 - Genuine Volkswagen Audi - Audi Volkswagen

PTFE design to stop oil leaks and prevent internal engine damage. 47x10x32 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Camshaft Seal

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
261235
Mfg#:
038103085C
In Stock
Limited Qty Sale
$40.99

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

$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#9899 - 06a109281a - Cam Gear Bolt - Secures the cam gear to the camshaft - Genuine Volkswagen Audi - Audi Volkswagen

Secures the cam gear to the camshaft affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Engine code AWM

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
9899
Mfg#:
06A109281A
In Stock
6% off MSRP

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

$17.99

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

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#6661 - N90945002 - Allen/Hex Bolt - Priced Each - Install new hardware with your new parts. M7x21.5mm - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M7x21.5mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Secures the crankshaft sealing flange to engine block

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
6661
Mfg#:
N90945002
In Stock
Limited Qty Sale
29% off MSRP

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

$8.49

This product was last offered at the strikethrough price on
03-18-2026

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#261252 - 104-6004 - Connecting Rod Bolt Set - Pro-Series complete rod bolt set - ARP - Audi Volkswagen

Pro-Series complete rod bolt set affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
Engine codes AEB & ATW

Brand:
ARP - Corporate Logo
ES#:
261252
Mfg#:
104-6004
Ships in 10 Business Days
$147.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#279964 - 06B103551G - Intermediate Plate - Located between the engine and transmission - Genuine Volkswagen Audi - Audi Volkswagen

Located between the engine and transmission affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
279964
Mfg#:
06B103551G
Ships in 1-2 days
11% off MSRP

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

$54.99

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

$48.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Mechanical Parts

Whether you're repairing or upgrading your engine, we have engine parts from the most respected suppliers in the business. Purchase engine parts like connecting rods, valves, camshafts, cylinder heads, engine blocks, pistons, and more from ECS Tuning for your next engine repair or overhaul.

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