4" Sidetube Slip-In Glass Pack Muffler SA Helmet com with your serial and

com with your serial and invoice number for an RMA

In addition to improved filtering

12251PR4A12

but please note that it is the same kit shown here

*NOTE: 99-00 Y8 manifolds use an air injection style intake manifold

4" Sidetube Slip-In Glass Pack Muffler SA Helmet com with your serial andFor 4" sidetube sound control, Hooker builds long lasting slip in mufflers. These mufflers are easily removed for racing purposes. This all metal reverse flow style muffler is for small block applications and is quieter than our glass pack style mufflers. Hooker mufflers produce a high level of sound control without restricting engine efficiency. Sold in pairs. Features: Fits 4" Side Tube systems Performance Style Glass Pack Design Long Lasting Easily