2001-2004 Duramax LB7 PPE Race Fuel Valve (113072800)2001 2004 Duramax LB7 PPE Race Fuel Valve (113072800) The PPE Race Fuel Valve, made from stainless steel, replaces stock or a shimmed pressure relief valve. This valve helps maintain fuel rail pressure during high engine load conditions. It eliminates potential low fuel rail pressure DTC codes P1093 or P0087 (low fuel rail pressure during power enrichment) that are caused by an insufficient pressure relief valve (PRV) spring pressure. This leads to

3L Mahle Set of 8 Pistons w/ Rings - Standard (224-3163WR)

giving you greater control over shift points

OEM design with washers

Stock injectors: GRAPH 1

The Gator Fasteners Performance Head Studs are a Heavy Duty stud designed for stock to moderately built Cummins engines

Coated Lower Bearing

Use in conjunction with the Allen bolts provided in the manifold-up pipe kit

it’s made from cast A356

you can still run an oversize head gasket or cut valve reliefs

Recommended Injectors: Stock

Furthermore

PPE OEM Up-Pipes are manufactured from 11-gauge 304 stainless steel