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2001-2006 Chevrolet Silverado 2500 HD 364 CID
Includes All Hardware For Installation
Fits all LT engines except with dry sump and/or supercharger
1988-1991 Pontiac Firebird
System features include a pair of our race-proven Outlaw® Series mufflers for a very aggressive exterior sound level with a noticeable interior tone and large 3
HP Billet Carbureted Fuel Pressure Regulator - 12-840 TBD 2001-2006 Chevrolet Silverado 2500 HDOverview: Holley Billet Fuel Pressure Regulators are part of a complete line of fuel system products from Holley. They are precision machined from 6061 T6 billet aluminum for strength and durability. They feature a black bright dip anodized body and a clear bright dip anodized top for corrosion resistance and good looks. The Holley 12 840 fuel pressure regulator features 3 8" NPT in out ports. Features: Adjustable from 4. 5 9 psi for precise fuel
