Supertech Black Nitride Valves for Honda D-Series NON-VTEC Select::Intake 29.0mm (1 Single) (HIVN-1003-1) the OEM jet pump becomes

the OEM jet pump becomes too restrictive creating unwanted back pressure in the FPR return line causing excessive fuel rail pressure

The good news is that with well over 25

• STM Downpipes weigh 14

(1) 400-991 Install Kit

The Mishimoto Mustang EcoBoost catch can kit uses the Mishimoto 2-Port Compact Baffled Oil Catch Can with a bronze filter

Supertech Black Nitride Valves for Honda D-Series NON-VTEC Select::Intake 29.0mm (1 Single) (HIVN-1003-1) the OEM jet pump becomesSupertech black nitride exhaust and intake valves for NON VTEC D Series engines. These valves are available in various sizes to match your head diameter. Sold as a set of 8 or individually as needed. Please do all your research and consult your engine builder if necessary! Black nitride valves are made from one piece forged stainless steel then go through a special hardening process to lessen the friction between the valve and guide. Vehicle Fitment: