Stepvan Exhaust Systems & Components

Showing 1-20 of 100

Aluminized Muffler

Part Number: 57-425

Aluminized muffler, (2) 2-1/2" inlet, (1) 3" outlet, '96-On GM/Workhorse

$205.86
2-Piece 'Y' pipe

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

$412.80
OE Style Catalytic Converter Assembly

Part Number: 57-290

OE Style catalytic converter assembly

$537.26
Heavy Duty Muffler Aluminized

Part Number: 57-427

Muffler, 8-1/2"dia. x 29-1/2"L. All welded seams, long lasting heavy duty aluminized steel. Will not split at seams like original equ... more

$75.92
Muffler Hanger, 8.5" ring

Part Number: 57-231

Muffler hanger with 8-1/2" ring includes mounting bolts. Fits 57-427 muffler.

$47.32
Aluminized Tail Pipe

Part Number: 57-234

Aluminized tail pipe, 3" dia. Formed in two pieces for shipping purposes. 1991-on

$115.97
Tail Pipe, Aluminized

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.

$88.36
Tail Pipe Kit

Part Number: 57-276

Tail pipe kit. Includes 57-255, 57-223, 57-216 and 4 of 57-352.

$149.03
Hanger for Double Pipe

Part Number: 57-455

Hanger for double pipe, '96-On GM/Workhorse

$52.80
Turbo Pipe, Aluminized

Part Number: 57-269

Turbo pipe, aluminized that fits Mercedes engines

$299.00
Catalytic Converter

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

$119.75
Turbo Pipe, Aluminized

Part Number: 57-254

Turbo pipe, aluminized, that fits B5.9L Cummins diesel engines on Freightliner 2003 and older.

$53.90
Muffler, Two 2.5" Inlets; One 3" Outlet

Part Number: 57-9168

Aluminized Muffler. Fits Freightliner MT45/MT55 6.0L Gas Engine.�

$237.30
Reinforced Rubber Insulator Hanger

Part Number: 57-433

Reinforced rubber insulator hanger

$14.55
Turbo Pipe, Aluminized

Part Number: 57-257

Turbo pipe, aluminized, that fits B3.9L Cummins diesel engines on Freightliner.

~~$45.00~~$40.50
ON SALE
Aluminized Muffler

Part Number: 57-220

Muffler with 3" fittings. Fits 87-on Chev P-30 with 350 c.i. engine

$64.22
Exhaust Manifold Kit - Driver's Side

Part Number: 57-360

LH Exhaust Manifold kit that fits Chevy. 8 Cylinder 5.7L 350 CID '87-95, includes: 3 studs, 3 nuts. No additional donut needed. Order... more

~~$149.84~~$134.86
ON SALE
Football Shaped Flange Gasket

Part Number: 57-315

Football shaped flange gasket, fits 4.3L, 4.8L, 5.7L and 6.0L

$30.45
Replacement 'Y' Pipe

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.

$470.00
Turbo Pipe with 5.9 Liter, Aluminized

Part Number: 57-256

Turbo pipe, aluminized, that fits B5.9L Cummins diesel engines on Freightliner 2004 and newer.

$68.00