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Showing 1-20 of 103
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: 57-255
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: 57-234
Aluminized tail pipe, 3" dia. Formed in two pieces for shipping purposes. 1991-on
Part Number: 57-9162
Left Exhaust Pipe for 6.0L Gasoline Engines - fits Freightliner MT45 & MT55 - 3"dia. x 48".
Part Number: 57-9163
Right Exhaust Pipe for 6.0L Gasoline Engines - fits Freightliner MT45 & MT55 - 3"dia. x 24"
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: 57-9168
Aluminized Muffler. Fits Freightliner MT45/MT55 6.0L Gas Engine.
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: 57-363
Right Exhaust Manifold kit that fits Chevrolet 8 cylinder, 350 CID '87-ON, includes: 3 studs, 3 nuts, 3 springs. Come with Preheat Sh... more
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: 57-220
Muffler with 3" fittings. Fits 87-on Chev P-30 with 350 c.i. engine
Part Number: 57-433
Rubber insulator hanger for exhaust
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