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2L LS3 & L99 Coupe Only
Longer rectangular sizes can also help with avoiding the stacking of too many coolers which may cause airflow issues to other components in the cooling system
SB5-HDG6 kit features ACT's most popular Heavy Duty pressure plate
Includes O2 sensor bung so the fuel injection system can automatically adjust mixture/idle/part throttle for maximum performance
minimize the amount of heat soak by retaining the stock fresh air scoop and sealed air box design
HEAD GASKET VR38DETT 100.0-1.0mm (TA4070-NS01D) APR_STEK 2L LS3 & L99 CoupeHighly resistant to heat and extremely durable. Superior sealing that can withstand high power applications. Thicker seals around the bore keeps pressurized gasses within the combustion chamber. Thicker bore seals usually results in weaker seals around the oil and water routes. However, TOMEI USA gaskets have been specially designed to distributed pressure evenly in order to maintain a high quality seal across the entire surface. Adjustment layers of