The MSL thermostat ensures a cooler oil temperature which will result in more stable performance
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The MSL thermostat ensures a cooler oil temperature which will result in more stable performance
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
The MSL thermostat ensures a cooler oil temperature which will result in more stable performance
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N54 Boost Pipe upgrade kit with V-band Turbo Outlet Style - Also known as a "Hot Side Charge Pipe"
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Replace your restrictive air box with these dual high flow cone filters for the highest possible air flow!
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CARB certified for sale in all 50 states
Replace your flimsy, restrictive plastic chargepipe with this high flow charge pipe for a cost efficient upgrade! This pipe features an upgraded Tial BOV flange and includes a Black Tial BOV!
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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.
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This product was last offered at the strikethrough price on
05-02-2026
Charge-pipe upgrade kit with OEM Twin Valve Diverter Valve
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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
1.75" Turbo Inlet, High flow inlet kit
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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Upgrade From Your Outdated Batch-Fire Injector Controller!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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This kit offers increased clamping force and enhanced head gasket sealing, helping to prevent head gasket failure
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Upgrade Your Old EKP to Keep Up With Your Fueling Needs!
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Requires Coding