Showing 1-20 of 102
Part Number: 57-425
Aluminized muffler, (2) 2-1/2" inlet, (1) 3" outlet, '96-On GM/Workhorse
Part Number: 57-290
OE Style catalytic converter assembly
Part Number: 57-280
2-Piece 'Y' pipe for the 4.8L and 6.0L Workhorse Chassis. Your original 'Y' pipe is connected at the base by a 'Football Flange'. By ... more
Part Number: 57-427
Muffler, 8-1/2"dia. x 29-1/2"L. Has 3-1/2" pipe ends. All welded seams, long lasting heavy duty aluminized steel. Will not split at s... more
Part Number: 57-234
Aluminized tail pipe, 3" dia. Formed in two pieces for shipping purposes. 1991-on
Part Number: 57-255
Tail pipe, aluminized (cut in two for shipping) that fits B5.9L Cummins Diesel engine & 4.3L Mercedes. Tail pipe exits on RH side.
Part Number: 57-231
Muffler hanger with 8-1/2" ring includes mounting bolts. Fits 57-427 muffler.
Part Number: 57-276
Tail pipe kit. Includes 57-255, 57-223, 57-216 and 4 of 57-352.
Part Number: 57-215
Catalytic Converter used for single or dual exhaust for 87 and newer Chev P-30 with 350 c.i. engine under 9500 lbs. GVRW. W... more
Part Number: 57-238
Y-Pipe, .made with 409 stainless steel
Part Number: 57-256
Turbo pipe, aluminized, that fits B5.9L Cummins diesel engines on Freightliner 2004 and newer.
Part Number: 57-254
Turbo pipe, aluminized, that fits B5.9L Cummins diesel engines on Freightliner 2003 and older.
Part Number: 57-455
Hanger for double pipe, '96-On GM/Workhorse
Part Number: 57-240
Y-pipe for 6.5L diesel
Part Number: 57-218
Replacement Catalytic Converter for gas engines. This is a new converter, not rebuilt, and has 3" pipe connections for the inlet and ... more
Part Number: 57-269
Turbo pipe, aluminized that fits Mercedes engines
Part Number: 57-315
Football shaped flange gasket, fits 4.3L, 4.8L, 5.7L and 6.0L
Part Number: 57-433
Rubber insulator hanger for exhaust
Part Number: 57-205
Replacement 'Y' pipe for 4.3L and 5.7L GM/Workhorse chassis, 1996-on. Pipes are held together with 'football flange' as original.
Part Number: 57-220
Muffler with 3" fittings. Fits 87-on Chev P-30 with 350 c.i. engine