81.5mm bore (oversized), 9.0:1 compression ratio, 86.4mm stroke- includes rings, wrist-pins, & circlips
+.5mm bore size: Overbore pistons require additional machine work including a cylinder bore and hone, this work must be performed by a machine shop
Includes rings, wire locks, and 21mm wrist pins - 82.5mm bore (stock), 9.6:1 CR, 92.8mm stroke (stock)
To be used with connecting rods that accept 21mm wrist pins
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Brand:
ES#:
5457431
Mfg#:
UVM.63MM.X2
In Stock
ON SALE!
SAVE 10%
$599.99
This product was last offered at the strikethrough price on 08-25-2026
Designed for Reliability, Engineered to Perform. This turbo is featured on our MK7 GTI Rallywagen 2.0 and is compatible with all brands of IS38 tuning!
Equipped with the same precision-engineering as its Touring Edition counterpart, minus the 180 Technology® resonators in the rear.
2X Entries Into Our F80 M3 Sweepstakes For coupe models up through the 2019 model year only (Pre-Facelift)
Equipped with the same precision-engineering as its Touring Edition counterpart, minus the 180 Technology® resonators in the rear.
2X Entries Into Our F80 M3 Sweepstakes For Sportback models up through the 2019 model year only (Pre-Facelift)
Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.
Lifetime Replacement
