Belltech 3 Degree Pinion Angle Shim Aluminum Universal - Pair SR91152PUO-5 This is simply a piece

This is simply a piece of tubing that takes the place of what would be a Mass air meter in the later 89 up cars

Dual 8 AN Female O-Ring Outlets

Directional / Drilled / Slotted

Designed to outflow the stock manifold by 12% for improved throttle response

Three vertical supports have 2" of adjustment

Belltech 3 Degree Pinion Angle Shim Aluminum Universal - Pair SR91152PUO-5 This is simply a pieceUniversal Fitment 3 Pinion Shim for 2. 5 in. 3 in. Wide leaf springs (Also fits 2 center pin leaf springs) 3 Degree Pinion Shims for Pickups with 2. 5" & 3" Wide Leaf Springs Universal fitment for single and double center pin applications For 2. 5" or 3" wide leaf spring packs Includes: 2x shims, 2x spring center bolts, 2x nutsNo matter what your lowered truck suspension needs are, Belltech is there with products to satisfy every desire. Product