Universal Compatibility: Fully compatible with for all Gen III harnesses and Gen III knock sensors, these brackets are designed to fit a wide range of engines including LS1, LM7, LR4, LQ4, LS6, L59, LQ9, LM4, and L33.cc Component: 1 x Left/Driver-Side Bracket, 1 x Right/Passenger-Side Bracket, 2 x Mounting Bolts. Made of high-quality aluminum, with strong resistance and aging resistance, Name:Positioning Bracket Kit Type:Auto Parts Part Number:551216-KN30 551629 551629G Fit:For Gen 3 Engine LS1 LM7 LR4 LQ4 LS6 L59 LQ9 LM4 Colour:As Shown Material:Metal Package Contents: 1 x Positioning Bracket Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.