Injen SP Short Ram Air Intake for 2020-2025 BMW M240i/M340i/M440i (4.00in, Wrinkle Black) - SP1140WB

Fits select 2020-2025 BMW M240i, M340i, and M440i models (including xDrive and Gran Coupe).

Unlock significant performance gains for your B58-equipped BMW with the Injen Technology SP Series Short Ram Air Intake. This system is engineered around a massive 4.00" O.D. mandrel-bent 6061-T6 aluminum intake tube, providing a smooth, high-volume path for airflow that eliminates factory restrictions. In testing, this system produced documented gains of up to 19 hp and 18 lb-ft of torque on a stock tune.

This kit includes a custom-designed heat shield to isolate the filter from engine bay heat and a fully serviceable SuperNano-Web dry air filter for maximum filtration efficiency without the need for oiling. Hand-TIG welded in Pomona, California, the SP1140WB features a durable wrinkle black finish for a professional under-hood appearance and is backed by a Limited Lifetime Warranty.

• Manufactured from 4.00" O.D. 6061-T6 mandrel-bent aluminum tubing
• Includes application-specific custom heat shield
• SuperNano-Web dry air filter (Replacement # X-1026-BB)
• Dyno-proven gains of up to 19 hp and 18 lb-ft of torque
• Safe for use with stock engine calibration; no tuning required
• Hand-TIG welded construction for precision fitment
• Made in the USA at Injen's California headquarters
• Manufacturer Part Number: SP1140WB

Note: This product is not currently CARB exempt and is not legal for sale or use in California on any pollution-controlled vehicle.