HKS Super Power Flow Air Intake Kit - Skyline ECR33 RB25DET Decats/Sports Cats Gruppe M are widely renowned

Gruppe M are widely renowned as one of the best manufacturers of intake systems globally

During testing

Featuring a robust environmentally sealed waterproof case

When tuning an engine using wideband AFR feedback control on an inertia dyno

allowing for pain free

HKS Super Power Flow Air Intake Kit - Skyline ECR33 RB25DET Decats/Sports Cats Gruppe M are widely renownedHKS specializes in aftermarket high performance parts and is perhaps the most well known aftermarket brand in the world. Formed in 1973, and named after the founders Hasegawa, Kitagawa, and Sigma, HKS began tuning engines and cars. Their vision was to tune and manufacture engine components that surpasses OE Manufacturers. They now produce some of the highest quality aftermarket parts on the market, with some of the most innovative design available.