Uploaded May 2026 | Updated September 2026, 2 weeks ago
Also note the Felpro exhaust manifold bolts from Advanced Auto Parts, the 4 02 Sensor Kit from American Muscle that features slightly longer upstream sensors, NGK TR6 spark plugs gapped to the factory spec of 0.040", and the angled ceramic end spark plug wires from Amazon. Description for those is "Spark Plug Wire Set for GM LS3/LS4/LS7/LT Engines 9070C Extreme 9000 Ceramic Spark Plug Boot Ignition Wire/Cable Kit"
Also note the Felpro exhaust manifold bolts from Advanced Auto Parts, the 4 02 Sensor Kit from American Muscle that features slightly longer upstream sensors, NGK TR6 spark plugs gapped to the factory spec of 0.040", and the angled ceramic end spark plug wires from Amazon. Description for those is "Spark Plug Wire Set for GM LS3/LS4/LS7/LT Engines 9070C Extreme 9000 Ceramic Spark Plug Boot Ignition Wire/Cable Kit"










