40 Series - 3.00 Offset In / 3.00 Offset Out - Aggressive Sound MULTIPLE APPLICATIONS - Capable of 1200+hp

- Capable of 1200+hp

Dimensions 26 × 4 × 4 in Price includes applicable core fee

Dimensions 26 × 3 × 3 in Price includes applicable core fee

36-Months/150

Year Make Model Submodel Notes 1977 Ford F-100 1978 Ford F-100 1977 Ford F-100 Custom 1978 Ford F-100 Custom 1979 Ford F-100 Custom 1977 Ford F-100 Northland 1978 Ford F-100 Northland 1977 Ford F-100 Ranger 1978 Ford F-100 Ranger 1979 Ford F-100 Ranger 1977 Ford F-100 Ranger XLT 1978 Ford F-100 Ranger XLT 1979 Ford F-100 Ranger XLT 1977 Ford F-100 XLT 1978 Ford F-100 Ranger Lariat 1979 Ford F-100 Ranger Lariat

40 Series - 3.00 Offset In / 3.00 Offset Out - Aggressive Sound MULTIPLE APPLICATIONS - Capable of 1200+hpThe 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.