Wiseco M52B25 Low Compression Turbo Piston Kit Bore Size:85mm The Boot Monkey 5" stepped

The Boot Monkey 5" stepped N54 FMIC reduces heat-soak and minimizes timing corrections of and lower boost levels by keeping your IAT's down

This becomes obvious when tuning the N20/N55 to increase boost with a Stage 1 tune and even more so with a Stage 2+ tune

You will need to remove your DME from your vehicle and mail it to us

when the cast iron friction ring becomes worn after a period of use

or failed Mosfets your MSD80 N54 DME

Wiseco M52B25 Low Compression Turbo Piston Kit Bore Size:85mm The Boot Monkey 5" steppedWiseco BMW M52B25 Piston Set of 6. 2. 5 Liter Single Vanos Variant8. 8: 1 Low Compression Includes, Pistons, Piston Wrings, Wrist Pins, Wrist Pin Circlips. Professional Series forged racing pistons from Wiseco are no expense spared pistons designed for the serious racers and builders. Packed full of custom level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to