All air injection and oxygen sensor fittings are provided, making this exhaust system smog legal in all 50-states. Some welding is required. Header collector inner diameter is 2-1/4" inches.
Note: Shipped oversize. Discount exempt. Smog legal in 50 states.
1994-1996 Impala/Caprice B-Body models equipped with 5.7L / LT1 Engines
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