Heavy Duty Exhaust

Mega-Flow® performance mufflers combine Walker® quality and engineering with cutting-edge technology, to deliver unparalleled performance and reduc...

Walker® offers hundreds of muffler designs and styles to fit virtually any hard-working on/off road commercial vehicle. Walker is a "one-stop" conv...

Walker® offers hundreds of muffler designs and styles to fit virtually any hard-working on/off road commercial vehicle. Walker is a "one-stop" conv...

Walker® offers hundreds of muffler designs and styles to fit virtually any hard-working on/off road commercial vehicle. Walker is a "one-stop" conv...

Walker® offers hundreds of muffler designs and styles to fit virtually any hard-working on/off road commercial vehicle. Walker is a "one-stop" conv...

54" Mitered Top Stacks, 52" Spools, 90° 6"-5" Elbows, Clamps, Lower Brackets & Bushings.

6 - 5" Reduced Curved O.D. Stack - 48". 1 year warranty. Designed for Pre-2007 Truck Models. Chrome Plated Stainless Steel.

Bullhorn Style. Designed for All Truck Models (Pre-2007) & 389 Glider Models (2008+). Triple Nickel Plated Chrome Carbon Steel. Package Dimensi...

TCLA-PEB. PETERBILT STAINLESS STEEL STRAIGHT LOWER EXHAUST BRACKET.

OE Numbers: 21445539, 22778070, 7421445539Dimensions- 1.2 in (H) x 14.37 in (W) x 14.37 in (L)

OE Numbers: 22307699, 23089931, 24521738Dimensions- 5.59 in (H) x 5.59 in (W) x 15.83 in (L)

OE Numbers: 22563153, 23789373Dimensions- 4 in (H) x 4 in (W) x 24.01 in (L)

OE Numbers: 21533396Dimensions- 6.3 in (H) x 6.3 in (W) x 13.2 in (L)

OE NUMBERS; 21478681Dimensions- 4.9 in (H) x 4.79 in (W) x 12.52 in (L)

OE Numbers: 21212520, 21212522, 2121428, 21415912, 22810505, 85124753, C0061SA, C0064SA, C0075ID, C0097ID, C061SA, C064SA, C075ID, C097ID, C170057D...

OE NUMBERS; 21095726Dimensions- 0.09 in (H) x 5 in (W) x 5 in (L)

OE Numbers: 21021852, 21060426, 21604261Dimensions- 0.79 in (H) x 4.88 in (W) x 4.88 in (L)

OE Numbers: 23108406Dimensions- 1.95 in (H) x 14.38 in (W) x 14.38 in (L)

OE NUMBERS; 21212522Dimensions- 0.09 in (H) x 14.41 in (W) x 14.41 in (L)

OE NUMBERS; 21212520; 2121520Dimensions- 0.98 in (H) x 4 in (W) x 4 in (L)

OE Numbers: 21021850, 2880483, 5290118, A029T535, CUM2880483, CUMA029T535, 900013, 35803Dimensions- 0.79 in (H) x 5.98 in (W) x 5.98 in (L)

OE Numbers: 21445458, Q187683, 187683Dimensions- 0.98 in (H) x 14.37 in (W) x 14.37 in (L)

OE NUMBERS; 1912710PE; 2368084; 2607045C1; 2871859; 2871863; 2871863CUM; 4965098; Q187682Dimensions- 0.98 in (H) x 13.39 in (W) x 13.39 in (L)

OE NUMBERS; 3816007C91Dimensions- 14.1 in (H) x 11.83 in (W) x 16.18 in (L)

OE Numbers: 2871451, Q312531Dimensions- 0.15 in (H) x 10.25 in (W) x 10.25 in (L)

OE Numbers: 2871452, 2871452CUM, 3977531, 3977895, 4965069, 4965069, 2601511C1Dimensions- 0.13 in (H) x 11.6 in (W) x 11.6 in (L)

OE NUMBERS; 6809950502; DDEA6809950502; A6809950502; 130158342AC2Dimensions- 1.13 in (H) x 5.45 in (W) x 5.45 in (L)

OE Numbers: 2871772, 5417860, Q312536Dimensions- 0.15 in (H) x 12.75 in (W) x 12.75 in (L)

OE Numbers: 2880213, 3621545C1, 3848436C1, 900013, LP34216Dimensions- 0.98 in (H) x 6.42 in (W) x 6.42 in (L)

OE NUMBERS; 1827320PE; 2880215; A029E744; 1827320; 029E744Dimensions- 0.15 in (H) x 5 in (W) x 5 in (L)

OE Numbers: 2871861, Q187680, Q187688Dimensions- 0.98 in (H) x 10.43 in (W) x 10.43 in (L)

OE NUMBERS; 1818631PE; 21371338; 2368086; 2871453; 2871453CUMDimensions- 0.14 in (H) x 14.45 in (W) x 14.45 in (L)

OE Numbers: M664111Dimensions- 5.2 in (H) x 5.2 in (W) x 12.6 in (L)

OE NUMBERS; M66-7091-0405Dimensions- 3.5 in (H) x 3.5 in (W) x 14.8 in (L)

OE Numbers: M663541, M6665410320, M6670910320, 6670910320, 6665410320, 6670910320, EBPB11861Dimensions- 3.5 in (H) x 3.5 in (W) x 12.79 in (L)

OE NUMBERS; M66-7091-0335; M66-6541-0335Dimensions- 4 in (H) x 4 in (W) x 13.39 in (L)

OE Numbers: KW65420320, M6665420320Dimensions- 5 in (H) x 5 in (W) x 11.34 in (L)

Walker premium pre-bent pipe features 100% aluminized steel construction for durability and is manufactured with precision benders, and then fixtur...

Walker®, with our worldwide OE partnerships and manufacturing facilities, possesses the technical excellence needed to meet today's emissions contr...

Walker® Resonators and Welded Resonator Assemblies provide precise tuning technologies to ensure excellent flow characteristics and OE-style sound....

Walker premium pre-bent pipe features 100% aluminized steel construction for durability and is manufactured with precision benders, and then fixtur...

OE NUMBERS; 5283447; A034W179Dimensions- 5 in (H) x 5 in (W) x 11.59 in (L)

OE NUMBERS; 1817666PE; 2871541; Q717673Dimensions- 5 in (H) x 5 in (W) x 8.42 in (L)

Walker® offers hundreds of muffler designs and styles to fit virtually any hard-working on/off road commercial vehicle. Walker is a "one-stop" conv...

TSK75-CO48. 7" - 5" REDUCED DIAMETER CURVED TOP STACK - 48" LONG. Heavy Duty Truck Exhaust Accessories.

OE Numbers: 21959389, 22307697Dimensions- 5.7 in (H) x 5.7 in (W) x 15.75 in (L)

OE Numbers: 3683144Dimensions- 0.79 in (H) x 3.23 in (W) x 3.23 in (L)