The one-piece Insane Crank Hub kits are designed and manufactured in Lithuania and made from a solid block of thermally absorbed, heat-treated steel.
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The one-piece Insane Crank Hub kits are designed and manufactured in Lithuania and made from a solid block of thermally absorbed, heat-treated steel.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Upgraded diverter valve that allows you to take full advantage of your boost pressure
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Wirelessly connect your JB4 to your phone!
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For JB4 systems produced 2017 and later. Please check board diagrams to properly identify your JB4 before ordering.
70A durometer rating - slightly stiffer than stock for improved shifting quality and driveline performance. Constructed of 304 stainless steel with bonded and constrained polyurethane.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
05-02-2026
Don't play roulette with that bottom end, secure that crank bolt and prevent a ride on the tow truck!
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A 4 chamber, baffled oil catch can complete with a universal mount and drain system!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
05-02-2026
Supports up to 600 HP with supplemental fueling upgrades! Experience increased flow and quicker spool!
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PWG models only
Connect to 1998-2018 BMW OBD2 systems with a laptop.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
02-20-2026
Serious engine oil cooling for the most demanding engines
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For custom applications only. Not a direct bolt on.
Upgrade From Your Outdated Batch-Fire Injector Controller!
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Standard Size
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Upgrade Your Old EKP to Keep Up With Your Fueling Needs!
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Requires Coding
Add in a 0-10 Bar Pressure Sensor For Your Motiv ReFlex!
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Install MMX's One-Piece Crank Hub as a Solution to Hub Slippage! Includes a Capture Plate for Extra Security against parts Loosening.
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The ultimate supplementary fueling kit for the N54 and N55 engines!
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Increased fueling for bigger power - supports up to 600whp! Modular design for future upgrades!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms