Holley 15" x 15" HydraMat - Cross Fuel Injection Systems & Components - Mechanical Stilo ST5 FN ABP helmets

Stilo ST5 FN ABP helmets are made with medium tensile carbon with multi-function visor locking clasp

1/2 in NPT Dual Inlets

Also fits all GM LSx motors using an automatic transmission including Corvette

1/4 x 2-7/8 in

2008-2015 GMC Yukon

Holley 15" x 15" HydraMat - Cross Fuel Injection Systems & Components - Mechanical Stilo ST5 FN ABP helmetsThe amazing HydraMat is Holley's patent pending design that solves the problems associated with traditional fuel pick ups in stock fuel tanks as well as racing fuel cells. During hard cornering, acceleration, stopping, inclines, and low fuel conditions fuel runs away from the fuel pick up which introduces air into the system resulting in poor engine performance and even stalling. HydraMat is the solution! Surface tension and fluid wicking are the