RTS Steel Caliper Bracket Conversion Kit, HQ HJ HX HZ WB Spindle, Factory Disc Rotor, Wilwood 4 piston, 5.25 in. Bolt Circle flow or twin electronic wastegate systems

or twin electronic wastegate systems for the ultimate in boost control

They fit into Holden LS3 engines where the short injectors are required

you get more horsepower and torque

Fragrance Notes: Peaches

Blow Off Valve Adapter

RTS Steel Caliper Bracket Conversion Kit, HQ HJ HX HZ WB Spindle, Factory Disc Rotor, Wilwood 4 piston, 5.25 in. Bolt Circle flow or twin electronic wastegate systemsRTS Steel Caliper Bracket Conversion Kit, HQ HJ HX HZ WB Spindle, Factory Disc Rotor, Wilwood 4 piston, 5. 25 in. Bolt Circle This steel bracket conversion kit allows you to mount Wilwood 4 piston ADR calipers to original Holden HQ WB stub axles using the factory disc. Includes bolts and washers for mounting to the calipers and axles.