Are there companies that make aftermarket modifications for the Impala SS?
Yes! With the confirmation that ’96 would be a large production year for the Impala, marketing products for the Impala and it’s iron head LT1 became a profitable venture. A complete list of the products available for the Impala SS is being developed for the web site the following is some information on available aftermarket products. Hypertech, JET, and Z-Technologies , all market PCM reprogramming, or PCM fooling (JET) products. Edelbrock has begun producing headers for the Impala SS. Many companies offer aftermarket exhaust systems, SLP, Borla, which has a pricy cat back system. There are also literally hundreds of products available to modify the LT1, but use caution. The Impala SS’s LT1 engine is not the same as the Z28 or Corvette. Most noticeably, the Impala comes with an iron head LT1 whereas the others are aluminum. This makes things like roller rockers and valvetrain components for the LT1 questionable as to their compatibility with the Impala. In addition to aftermarket produ
