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Volkswagen MK4 Engine Mechanical Parts

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replace your wrist pin clips with each new piston. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JE Piston - Corporate Logo
ES#:
4583485
Mfg#:
787-050-MW
In Stock at Vendor
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#469722 - N90366303 - Screw - Priced Each - Install new hardware with your new parts. M8x22 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M8x22 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
469722
Mfg#:
N90366303
Ships in 2 Business Days
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2803030 - 078109601E - Intake Valve - Priced Each - Standard replacement intake valve - Rein - Audi Volkswagen

Standard replacement intake valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803030
Mfg#:
078109601E
In Stock
ON SALE! SAVE 82%
$10.99

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

$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Seals the oil filter adapter to the engine block affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Meistersatz - Corporate Logo
ES#:
4150829
Mfg#:
06A115441J
Back Ordered
$3.66 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3676 - 049103491 - Cam Plug - Priced Each - Half moon rubber plug that sits on top of cylinder by the end of the cam - Victor Reinz - Audi Volkswagen

Half moon rubber plug that sits on top of cylinder by the end of the cam affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
3676
Mfg#:
049103491
Ships in 1-2 days
$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
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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
ES#5447463 - IETLVA3 - IE VW/Audi 4-Cylinder Torque Plate *Scratch And Dent* - Install aftermarket over-bore pistons with confidence - Mimics engine block shape with cylinder head installed - Scratch & Dent - Audi Volkswagen

Install aftermarket over-bore pistons with confidence - Mimics engine block shape with cylinder head installed ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Scratch & Dent - Corporate Logo
ES#:
5447463
Mfg#:
IETLVA3
In Stock
Limited Qty Sale
$483.99

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

$433.99 USD
Free Shipping
on orders $49 and up
ES#4858489 - 034-201-8015 - Oversized, Back Cut Intake Valve - .5mm  - Priced Each - Black Nitride oversize stainless intake valve for all 4v VW/Audi motors including 16v,20v and 32v motors. - 034Motorsport - Audi Volkswagen

Black Nitride oversize stainless intake valve for all 4v VW/Audi motors including 16v,20v and 32v motors. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4858489
Mfg#:
034-201-8015
Ships in 2 Business Days
$43.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4858493 - 034-201-8016-1.5 - Oversized Exhaust Valve - 1.5mm - Priced Each - 1.5mm oversze Inconel exhuast valve for all 4v VW/Audi motors including 16v,20v and early 32v motors. - 034Motorsport - Audi Volkswagen

1.5mm oversze Inconel exhuast valve for all 4v VW/Audi motors including 16v,20v and early 32v motors. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4858493
Mfg#:
034-201-8016-1.5
Ships in 2 Business Days
$51.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4858483 - 034-201-8014 - Oversized Valve Set 5-valve  - High Flow Valve Set - 034Motorsport - Audi Volkswagen

High Flow Valve Set affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4858483
Mfg#:
034-201-8014
Ships in 2 Business Days
$200.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#5373873 - 051103483A - Valve Cover Gasket - Priced Each - Replace every time you open your valve cover - Ajusa - Volkswagen

Replace every time you open your valve cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with AEG engine codes

Brand:
Ajusa - Corporate Logo
ES#:
5373873
Mfg#:
051103483A
Ships in 3 Business Days
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5346967 - 81019300 - Cylinder Head Bolt Set - Complete cylinder head bolt set - Ajusa - Volkswagen

Complete cylinder head bolt set affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ajusa - Corporate Logo
ES#:
5346967
Mfg#:
81019300
Ships in 3 Business Days
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2695541 - 038109633 - Valvetrain Refresh Kit - Parts replaced when changing valves - complete set - Assembled By ECS - Volkswagen

Parts replaced when changing valves - complete set affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with BEW engine code only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2695541
Mfg#:
038109633
Ships in 7 Business Days
$1206.99

This product was last offered at the strikethrough price on
12-11-2025

$991.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2695540 - 038109623D - Valvetrain Refresh Kit - Parts replaced when changing valves - complete set - Assembled By ECS - Volkswagen

Parts replaced when changing valves - complete set affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with ALH engine code only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2695540
Mfg#:
038109623D
Ships in 7 Business Days
$1038.99

This product was last offered at the strikethrough price on
12-11-2025

$772.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4500802 - Aut-mk4-cp1 - Autobahn Autoworx 1.8T/2.0 Lightweight Billet Crank Pulley - Lightweight Billet Aluminium Crankshaft Pulley For VW MK4 1.8t and 2.0 - Autobahn Autoworx - Volkswagen

Lightweight Billet Aluminium Crankshaft Pulley For VW MK4 1.8t and 2.0 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Autobahn Autoworx - Corporate Logo
ES#:
4500802
Mfg#:
AUT-MK4-CP1
Special Order: No Guaranteed ETA
$156.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5470103 - 8371 - CSF Universal Large Single-Pass Cooler - Universal cooler used for: engine oil, transmission oil, power-steering, differential oil, and as a water/coolant heat exchanger. - CSF - Audi BMW Volkswagen Mercedes Benz MINI

Universal cooler used for: engine oil, transmission oil, power-steering, differential oil, and as a water/coolant heat exchanger. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Universal fitment design - modifications may be necessary to run this cooler

Brand:
CSF - Corporate Logo
ES#:
5470103
Mfg#:
8371
Ships in 3 Business Days
$499.00 USD
Free Shipping

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.

Let us help you find the parts that fit your Volkswagen

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