33-2428 K&N Replacement Air Filter, 2008 - 2020 BMW X6/ 640i/ X5/ 531i/ 740i/ X3

33-2428 K&N Replacement Air Filter, 2008 - 2020 BMW X6/ 640i/ X5/ 531i/ 740i/ X3K&N washable, reusable High Flow Air Filters feature a state of the art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's No Hassle Lifetime Limited Warranty. K&N drop in replacement filters are designed to install easily into your

GM Part number 12551163

CHE Precision offers an LS/LT Trunnion Kit upgrade designed to improve the life and performance of your engine

Knurled aluminum switch knob and position dial

Mandrel-bent aluminum intake tube paired with oversized oiled cotton air filter

or heavily delayed

Optional outputs for 0-5V & RS232 for data logging and feedback control (requires wiring)

EngCode: GEN 4 L76 Tensioner Pulley A/C

* No modifications required to OE oil pump pickup tube

The unit bolts to the factory oil pan and accepts a standard -8AN

They hold the bottom of the knock sensor onto the intake valley cover on all Gen III engines

Can display AFR values in hundredths of %

Sold individually X4 required for one engine