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Engines and Components› Pistons and Piston Rings

Supertech

Supertech VW 1.8T 20V 82.5mm (+1.5) 29.5mm CH -14.8cc Dish 9:1 CR Piston - Single (Excl Rings)

$922.01 $737.83 Save $184.18

SKU: S00P P4-VW18T825-N15ST-H13

Special Order
Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Forged pistons for Volkswagen / Audi 1.8T 20V engines, designed for turbo/nitrous applications. Manufactured from extruded high silicon, enhanced 4032 alloy, offering low thermal expansion, excellent wear resistance, and high thermal conductivity. Features include reduction grooves, honed and reamed pin bores, cold extruded chrome moly steel wrist pins, and a "phosphate dry lubricant" coating. Piston rings are sold separately (compatible with Supertech GNH8300 ring set).

Fitment

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Specifications

BrandSupertech
Part NumberS00P P4-VW18T825-N15ST-H13

Videos

Big Turbo 1.8t Build (Road to 450whp+)

Big Turbo 1.8t Build (Road to 450whp+)
EP 2 ~ VW 1.8T 20V BIG TURBO BUILD 500HP+ 2.0L STROKER FORGED ENGINE Build , $2000 turbo

EP 2 ~ VW 1.8T 20V BIG TURBO BUILD 500HP+ 2.0L STROKER FORGED ENGINE Build , $2000 turbo
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MK4 Big Turbo Engine Build
VW / Audi 1.8t 20v 5-600HP Engine build On a Budget

VW / Audi 1.8t 20v 5-600HP Engine build On a Budget
VW MK4 GOLF 1.8T BIG TURBO BUILD - FORGED ENGINE GT2871 400HP+ ** BOOSTED CONTENT INSIDE **

VW MK4 GOLF 1.8T BIG TURBO BUILD - FORGED ENGINE GT2871 400HP+ ** BOOSTED CONTENT INSIDE **
Audi 1,8 T 20V High Performance cylinderhead build ( 500 hp+ )

Audi 1,8 T 20V High Performance cylinderhead build ( 500 hp+ )
Turning up the boost on this MK4 1.8T Big Turbo. Turns into a bit of a smoke show.

Turning up the boost on this MK4 1.8T Big Turbo. Turns into a bit of a smoke show.
1.8T Big Turbo Audi TT hits the dyno using Haltech Elite

1.8T Big Turbo Audi TT hits the dyno using Haltech Elite
585BHP AUDI TT MK1 BIG TURBO

585BHP AUDI TT MK1 BIG TURBO

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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