Calvert Racing CalTracs Traction Bars for 1999-2018 SilveradoCalvert Racing CalTracs Traction Bars for 1999 2018 Silverado 3400 (standard) 3404 (flipped axle). Designed especially for trucks. Bolt On traction system. Full pre load adjustability, keeps axle from rotating maintains pinion angle, eliminates spring wrap up, improves 60 times. Black powder coated. Berlin style pivot plates for most applications. Specializing in leaf spring traction systems since 1995, the Calvert Racing Team knows what it takes to

Double-welded front and rear impeller faceplates to minimize cavitation and maximize flow

clutch-style

170" Hollow Stem Stainless Intake Valves / 1

and L99 applications will require taller brackets and adapter O-rings (lower) to be used with EV1 injectors

Washers Included

522" 112+2

Part Number 25-1010/25-1020 Part Type Longtube Headers Brand Speed Engineering Vehicle 1998-2002 F-Body Camaro/Firebird Material Stainless Steel

The kit will also fit 99-07 SUV applications with minor changes to the heater fittings

5" 13 20"x5" S1530C084N13 2

2 Chrome Valve Stems

You achieve the 5" front drop with the lower control arm and the upper control arm is for alignment correction

the McLeod Super Street Pro is your best choice