ARP Intake Manifold Bolt Kit [BLACK OXIDE | 12-POINT] (GM LS1, LS4, LS6, 4.8L-RL4, 5.3L-LM7 & 6.0L-LQ4) : COLORADOSPEED - LATE MODEL DOMESTIC (AMERICAN MUSCLE) | IMPORT (EUROPEAN | SPORT COMPACT) AUTOMOTIVE PERFORMANCE PARTS