40 Series Stainless Steel - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound 1965-chevrolet-impala-esi8053336 Tachometer - Auto Gage -

Tachometer - Auto Gage - 8000 RPM - Electric - Analog - 3-3/4 in Diameter - Pedestal Mount - Shift Light - Black Face - Each

52 in Opening - Weld-On - Steel Bung - Aluminum Threaded Cap - Natural - Kit

629 in OD - 0

Air Filter Element - Magnum FLOW Pro DRY S - Clamp-On - Conical - 7 in Base - 5

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40 Series Stainless Steel - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound 1965-chevrolet-impala-esi8053336 Tachometer - Auto Gage -The 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 409S stainless steel and fully MIG welded for maximum durability.