Mill Supply, Inc.

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Stepvan Parts
Stepvan Exhaust Systems & Components

Showing 1-20 of 79

Picture UM Part Number Description Price Retail
2-Piece 'Y' pipe PR 57-280 2-Piece 'Y' pipe. Fits 4.8L and 6.0L Workhorse Chassis. These p... -detail $412.80
ON SALE
$495.36
Aluminized Muffler EA 57-425 Aluminized muffler, 2) 2-1/2" inlet, 1) 3" outlet, '96-On -detail $200.09
ON SALE
$240.11
OE Style Catalytic Converter Assembly EA 57-290 OE Style catalytic converter assembly -detail $537.26
ON SALE
$644.71
Aluminized Tail Pipe EA 57-234 Aluminized tail pipe, 3" dia. Formed in two pieces for shipping... -detail $115.97
ON SALE
$139.16
Hanger for Double Pipe EA 57-455 Hanger for double pipe, '96-On -detail $51.20
ON SALE
$61.44
Muffler EA 57-427 Muffler, 8-1/2"dia. x 29-1/2"L. All welded seams, long lasting ... -detail $73.51
ON SALE
$88.21
Tail Pipe, Aluminized EA 57-255 Tail pipe, aluminized (cut in two for shipping) that fits B5.9L... -detail $88.36
ON SALE
$106.03
Muffler Hanger KT 57-231 Muffler hanger with 8-1/2" ring. Fits 57-427 muffler. -detail $47.22
ON SALE
$56.66
Catalytic Converter EA 57-215 Catalytic Converter, Converter used for single or dual exhaust.... -detail $149.93
ON SALE
$179.92
Tail Pipe Kit EA 57-276 Tail pipe kit. Includes 57-255, 57-223, 57-216 and 4 of 57-352. -detail $149.03
ON SALE
$178.84
Catalytic Converter EA 57-218 Catalytic Converter, forward converter (new not rebuilt) fits 3... -detail $224.76
ON SALE
$269.71
Insulator Hanger EA 57-433 Insulator Hanger -detail $14.55
ON SALE
$17.46
3" Upper Clamp Bracket EA 57-266 3" Upper clamp bracket -detail $67.61
ON SALE
$81.13
Aluminized Extension Pipe EA 57-211 Aluminized extension pipe, 14ga, 2-1/2 dia. x 59-3/4", '76-87 f... -detail $44.60
ON SALE
$53.52
Replacement 'Y' Pipe EA 57-205 Replacement 'Y' pipe for 4.3L and 5.7L GM/Workhorse chassis, 19... -detail $470.00
ON SALE
$564.00
Aluminized Muffler EA 57-220 Muffler with 3" fittings. Fits 87-on Chev P-30 with 350 c.i. engine -detail $66.65
ON SALE
$79.98
Exhaust Manifold Kit - Right Side EA 57-363 RH Exhaust Manifold kit that fits Chevrolet 8 cylinder, 350 CID... -detail $131.79
ON SALE
$158.15
Turbo Pipe, Aluminized EA 57-254 Turbo pipe, aluminized, that fits B5.9L Cummins diesel engines ... -detail $53.90
ON SALE
$64.68
Football Shaped Flange Gasket EA 57-315 Football shaped flange gasket, fits 4.3L, 4.8L, 5.7L and 6.0L -detail $30.45
ON SALE
$36.54
Aluminized Extension EA 57-213 Pipe Extension, 3" dia. x 55" long. Fits 87-on Chev P-30 with 3... -detail $55.46
ON SALE
$66.55