2026 BMW M340i xDrive Base Performance Parts

Spool Performance B58 Gen 2 Auxiliary Fuel System The Spool Performance B58 Gen 2 Auxiliary Fuel System is designed for B58 Gen 2 owners pushing beyond the limits of the factory fuel system who want a solution that’s properly engineered, easy to install, and...

Spool Performance B58/S58 Billet Race Torque Converter Upgrade Introducing the Spool Performance X58 Billet Race Torque Converter, engineered for all B58 / S58-powered vehicles equipped with the ZF 8HP50, 8HP51, or 8HP76 transmissions. Built to handle serious power, our X58 converter features: Billet drive...

Spool Performance B58 Gen 2 / S58 Plug-and-Play Reflex+ Full Race Harness New stock with revised lengths, now will be able to locate your Motiv box in the passenger side cubby! This is a full replacement harness, all you will need is your Motiv...

VTT S58 / B58TU Crankcase Vacuum Pump Kit If you’re building a serious S58, or B58TU, crankcase pressure is one of the biggest hidden enemies of engine performance. Excess crankcase pressure reduces ring seal, increases blow-by, contaminates engine oil, and costs horsepower. The goal...

SPOOL B58 S58 Steel Heat Shield for Top Mount Turbo Setups Designed to protect the valve cover and fuel lines from excess heat from the downpipe

SPOOL 8HP45 / 8HP50 / 8HP51 & 8HP70 / 8HP75 / 8HP76 Billet Main Shaft We spent 3 years developing this shaft to build something we genuinely felt was missing from the 8HP market — a true billet main shaft made for serious power....

Maintain the performance and filtration efficiency of your Eventuri intake system with the genuine Eventuri Type L Replacement Filter. Specifically engineered for Eventuri’s patented reverse-mounted filter housings, this filter preserves the optimized airflow characteristics that define the Eventuri intake architecture. Unlike generic cone filters...

NO PERFORMANCE TUNE NEEDED. Active Autowerke BMW B58N Gen-3 Catted Downpipe - this is for M340 and M440 B58N Gen-3 which also incorporates a new GPF into the downpipe. NOTE that to remove the stock GPF downpipe requires 9 to 10 hours of labor...

NO PERFORMANCE TUNE NEEDED. Active Autowerke BMW B58N Gen-3 Catted Downpipe - this is for M340 and M440 B58N Gen-3 which also incorporates a new GPF into the downpipe. NOTE that to remove the stock GPF downpipe requires 9 to 10 hours of labor...

These pumps are made to order! 2-3 week assembly time. This time is an estimate; wait times may be longer.  Certain cars need an OEM BMW harness replacement! Including but not limited to x3/x4/540i Tested to 880whp on pump e85 (E80) with no signs...

Replace that OEM plastic charge pipe that is ready to fail at the site of any boost increase! Our charge pipe kit comes with an aluminum pipe, powder-coated with a satin black finish. Clearance charge pipes found HERE 4 ply silicone connectors & stainless...

This kit isnt fully displayed in the advertised picture. This is a complete kit which includes everything you need for plug n play. ONLY WORKS WITH REFLEX PLUS EQUIPED B58 GEN 1 F SERIES BMW AND GEN 2 SUPRA What’s included with the kit:...

In Stock ready to ship from Arizona USA This PCV replacement kit includes everything you need to repair the pcv diaphragm on the b58 valve cover. Not cutting required simply pop off the broken one and replace it with this kit. Highly recommended as...

We have been in the N54/N55/S55 platform for a long while now. Time after time we see a countless amount of catastrophic failure due to failed N54 Piezo Injectors and N55/S55 Solenoid injectors.Neglecting these injectors leads to nothing but a money pit.Vader Solutions have...

Looking to improve your drag racing performance? Look no further than our high-performance drag shocks! Our drag shocks are specifically designed to provide optimal weight transfer and traction control, helping you launch off the line with maximum efficiency and speed. With their advanced damping...