Flowmaster 40 Series - 2.50" IN(C)/OUT(O) - Aggressive Sound 42542 2017-ford-e-350-super-duty-esi2935244 To add even more durability

To add even more durability

1985-1992 Ford F-350 XLT Lariat 1986 GMC C2500 Suburban Sierra Classic 1998 GMC C3500 Sierra SL 1998 GMC C3500 Sierra SLE 1998 GMC C3500 Sierra SLT 1975-1978 GMC K15 Suburban Base 1975-1978 GMC K15 Suburban High Sierra 1975-1978 GMC K15 Suburban Sierra Classic 1975-1978 GMC K15 Suburban Sierra Grande 1968-1974 GMC K15/K1500 Suburban Base 1988-1993 GMC K1500 Sierra 1994-1998 GMC K1500 Sierra SL 1988-1998 GMC K1500 Sierra SLE 1995 GMC K1500 Sierra SLS 1994-1998 GMC K1500 Sierra SLT 1988-1993 GMC K1500 Sierra SLX 1994-1998 GMC K1500 Sierra Special 1993 GMC K1500 Sierra Sport 1979-1986 GMC K1500 Suburban Base 1979-1986 GMC K1500 Suburban High Sierra 1979-1986 GMC K1500 Suburban Sierra Classic 1979-1982 GMC K1500 Suburban Sierra Grande 1975-1978 GMC K25 Suburban Base 1975-1978 GMC K25 Suburban High Sierra 1975-1978 GMC K25 Suburban Sierra Classic 1975-1978 GMC K25 Suburban Sierra Grande 1968-1974 GMC K25/K2500 Suburban Base 1988-1993 GMC K2500 Sierra 1994-2000 GMC K2500 Sierra SL 1988-2000 GMC K2500 Sierra SLE 1994-2000 GMC K2500 Sierra SLT 1988-1993 GMC K2500 Sierra SLX 1979-1986 GMC K2500 Suburban Base 1979-1986 GMC K2500 Suburban High Sierra 1979-1986 GMC K2500 Suburban Sierra Classic 1979-1982 GMC K2500 Suburban Sierra Grande 1987-1991 GMC V1500 Suburban Base 1987 GMC V1500 Suburban High Sierra 1987-1989 GMC V1500 Suburban Sierra Classic 1990 GMC V1500 Suburban SLE 1987-1991 GMC V2500 Suburban Base 1987 GMC V2500 Suburban High Sierra 1987-1989 GMC V2500 Suburban Sierra Classic 1990 GMC V2500 Suburban SLE 1992-1994 Mazda Navajo DX 1991-1994 Mazda Navajo LX 1989-1995 Toyota Pickup DLX 1989-1995 Toyota Pickup SR5

1985-1992 Ford F-350 XLT Lariat 1979-1986 GMC K3500 Base 1979-1986 GMC K3500 High Sierra 1979-1986 GMC K3500 Sierra Classic 1979-1982 GMC K3500 Sierra Grande 1987 GMC V3500 Base 1987 GMC V3500 High Sierra 1987 GMC V3500 Sierra Classic

This reduces EGT's and under hood temperatures

Flowmaster 40 Series - 2.50" IN(C)/OUT(O) - Aggressive Sound 42542 2017-ford-e-350-super-duty-esi2935244 To add even more durabilityThe 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. Flowmaster 40 Series 2. 50" IN(C) OUT(O) Aggressive Sound 42542 Specifications: 614 4. 00 615 13. 00 621 Aluminized Steel 616 9. 50 California Proposition 65 No 1882 No 17 Black 1161 0 Exhaust Tip