TRI-Y Headers: 1973-91 K1500 SUBURBAN / BLAZER, 4WD ONLY, 265-400 SMALL BLOCK 1970-78 GM X-Body Disc Brakes 2" or 3" drops and

2" or 3" drops and offer a progressive higher spring rate for increased handling performance at a lowered ride height

these economical kits improve your vehicle performance by reducing axle twist which can unload the chassis causing wheel spin and hop under hard acceleration

CNC Cut & TIG Welded Bracketry

Proportioning valve mounts underneath the master cylinder

Helps prevent common tearing and stress related fatique due to age of the frame near the shock stud

TRI-Y Headers: 1973-91 K1500 SUBURBAN / BLAZER, 4WD ONLY, 265-400 SMALL BLOCK 1970-78 GM X-Body Disc Brakes 2" or 3" drops andLONG TUBE TRI Y HEADERS (1973 91 K1500 SUBURBAN BLAZER, 4WD ONLY, 265 400 SMALL BLOCK)