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Volkswagen Jetta Performance Engine Internals

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Supertech Titanium Valve Retainer - Intake - Priced Each

Triple Groove retainer manufactured with high-quality military-certified Titanium alloy, and CNC machined for a tight fit.

Brand:
Supertech - Corporate Logo
ES#:
4735322
Mfg#:
RET-AU5VI-T2
Ships in 8 Business Days
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Spring Set With Titanium Retainers

ES#4858481 - 034-201-8013 - Valve Spring Set With Titanium Retainers - Titanium retainers which allow for higher lift than stock retainers, at half the weight. - 034Motorsport - Volkswagen

Titanium retainers which allow for higher lift than stock retainers, at half the weight.

Brand:
034Motorsport - Corporate Logo
ES#:
4858481
Mfg#:
034-201-8013
Back Ordered
ON SALE! SAVE 10%
$365.00

This product was last offered at the strikethrough price on
06-28-2026

$328.50 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Titanium Valve Spring Retainer Set

ES#4858479 - 034-201-8011 - Titanium Valve Spring Retainer Set - precision CNC'd from Ti for perfect fit, use in high revving motors to prevent valve float. - 034Motorsport - Volkswagen

precision CNC'd from Ti for perfect fit, use in high revving motors to prevent valve float.

Brand:
034Motorsport - Corporate Logo
ES#:
4858479
Mfg#:
034-201-8011
Back Ordered
ON SALE! SAVE 10%
$284.00

This product was last offered at the strikethrough price on
06-28-2026

$255.60 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mahle Performance Piston Set

ES#2794055 - H18TAUD287209I12 - Mahle Performance Piston Set - Includes rings, wire locks, and wrist pins - 81.5mm bore, 8.5:1 CR, 86.4mm stroke (stock) - Mahle - Audi Volkswagen

Includes rings, wire locks, and wrist pins - 81.5mm bore, 8.5:1 CR, 86.4mm stroke (stock) *For use with 20mm wrist pin connecting rods*

Brand:
Mahle - Corporate Logo
ES#:
2794055
Mfg#:
H18TAUD287209I12
Back Ordered
$955.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supertech Performance Valvetrain Upgrade Kit

This high-performance engine kit combines an upgraded dual-spring valvetrain, Inconel and nitrided valves, a top-end gasket set, and premium tri-metal race main bearings. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5481342
Mfg#:
SPRK-AUDI18VKT
Back Ordered
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$1702.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine Internals

Building your dream engine? We have all the bearings, pistons, connecting rods, timing components, and more to help make that dream a reality.

Let us help you find the parts that fit your Volkswagen

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

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