Performance replacement for your factory diverter valve - designed to recirculate boost pressure like the factory diverter valve, but with a much quicker response
The FrankenTurbo F800 is an "Extreme Hybrid" specifically for N55 owners with the Electronic Wastegate (EWG) who want to break the 550whp barrier.
For vehicles with Electronic Waste Gate
The Mishimoto BMW 550i Ignition Coil is a high-quality replacement designed to restore the factory performance and fuel efficiency of your 4.4L V8 engine.
Capable of 850+ whp with supporting modifications - Includes a refundable $800 core charge
For vehicles with the earlier N63A engine - Not compatible with the N63TU engine
Brand:
ES#:
5374409
Mfg#:
N63STG2KT
Ships in 5 Business Days
$4977.99
This product was last offered at the strikethrough price on 07-13-2026
Capable of supporting 300+ WHP with supporting modifications - New aftermarket housing, no core exchange required!
For vehicles with a production date from 07/2013
Capable of supporting 750+ WHP with supporting modifications - Includes a refundable $1800 core charge
For vehicles with a production date up to 07/2014
Brand:
ES#:
3660751
Mfg#:
PURE-S63-0005KT
Ships in 5 Business Days
$4466.99
This product was last offered at the strikethrough price on 07-13-2026
Capable of supporting 900+ WHP with supporting modifications - Includes a refundable $1800 core charge
For vehicles with a production date up to 07/2014
Brand:
ES#:
3660755
Mfg#:
PURE-S63-0001KT
Ships in 5 Business Days
$6017.99
This product was last offered at the strikethrough price on 07-13-2026
Worn mounts, bushings, and other drivetrain components rob performance. Replace or upgrade your drivetrain with our extensive catalog of mounts, bushings, clutch kits, and more.
Lifetime Replacement
