40 Series - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound 1974-chevrolet-g20-van-esi7926355 5 in Wide - 20

5 in Wide - 20 Degree Layback - Cover Included - Aluminum - Natural - Kit

or partnered with products from other Holley brands we can give you the edge you need over the competition

1 - Pull Down Adjust - Bolt-In / Wrap Around - Individual Harness - Silver Gray - Kit

Gauge Panel Assembly - Fuel Pressure / Oil Pressure / Oil Temperature / Water Temperature - 2-5/8 in Diameter - Silver Face - Warning Light - Kit

600 in Long - 0

40 Series - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound 1974-chevrolet-g20-van-esi7926355 5 in Wide - 20The Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.