Peterbilt 379 Parts
Find the best Peterbilt 379 aftermarket and custom parts in the business here at 4 State. The Peterbilt 379 is one of the most popular American owner-operator truck models of all time. Pete truck models are a brand of choice for experienced truckers who need dependable semi trucks. 4 State Trucks has all the aftermarket semi truck parts and accessories you need to make your Pete 379 stand out to showcase your unique personality. Whether you need bumpers, exhaust, or fuel tanks, we've got you covered. Hit the open road in style and comfort with the best custom gear for your Peterbilt heavy duty truck or 18 wheeler.
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Peterbilt 379 BESTfit 5 Inch 75 Degree Aluminized Exhaust Elbow Below Turbo Pipe For Replaces 14-13395
BESTFIT TRUCK PARTS
$246.99Aluminized Steel 75 Degree Exhaust Elbow W/ 5 Inch I.D. Inlet & 5 Inch O.D. OutletUpgrade your exhaust system with our Aluminized Steel Exhaust Elbow. Crafted with precision from quality materials, this elbow features a 5-inch I.D. inlet and a 5-inch O.D...$246.99 -
Peterbilt BESTfit 5 Inch 90 Degree Lower Elbow Below Turbo Pipe Replaces 14-09456
BESTFIT TRUCK PARTS
$97.40Steel 90 Degree Elbow PipeUpgrade your engine setup with our durable Steel Elbow. With a 5-inch length and 90-degree angle, this elbow is designed for use below the turbo, ensuring optimal performance. Made in the USA and sold individually as an...$97.40 -
Peterbilt BESTfit Steel Exhaust Y-Pipe - 5 Inch With 9 Inch Muffler
BESTFIT TRUCK PARTS
$2,434.99BESTfit Exhaust Y-Pipe With Muffler Fits PeterbiltEnhance your vehicle's exhaust system with this sturdy component crafted from durable steel, ensuring long-lasting performance on the road. With a length of 5 inches and compatible with a 9-inch muffler,...$2,434.99 -
Freightliner BESTfit 5 Inch O.D. Chrome Y-Pipe, Replaces A04-13974-000
BESTFIT TRUCK PARTS
$477.99BESTfit Chrome-Plated Steel Y Exhaust Pipe W/ 5 Inch O.D. Inlet & OutletsUpgrade your exhaust system with this premium Exhaust Y-Pipe made of durable chrome-plated steel. Designed for optimal performance, it features a 5-inch outer diameter inlet and two...$477.99 -
Peterbilt BESTfit Air Bag For Air Leaf & Air Trac Suspensions
BESTFIT TRUCK PARTS
$159.99BESTfit 18.8 x 12.6 Inch Air Bag With Load 5700 LBs At 80 PSIThe "Air Bag" is a suspension component measuring 18.8 inches in height and 12.6 inches in diameter. It features a plastic base with a top plate that includes three holes/studs, measuring 9...$159.99 -
Peterbilt Flex Air & Kenworth Fiberglass Fender Bracket Kit For Full Fenders For AG380
WTI FENDERS
$1,034.99Fender Bracket Kit Fits Peterbilt Flex Air And Kenworth AG380Upgrade your vehicle's fender setup with this comprehensive kit designed for WTI Fiberglass Full Fenders. Crafted from durable steel, this aftermarket replacement part ensures a sturdy and...$1,034.99 -
Peterbilt 377, 378, 379 BESTfit Fiberglass 63 Inch Roof Panel Flat For Ultracab
BESTFIT TRUCK PARTS
$2,017.99BESTfit Fiberglass Roof Panel For Ultra RoofUpgrade your vehicle with our aftermarket Roof Panel Flat, crafted from durable fiberglass. Easy to install with Huck Rivets (not included), this roof panel requires the original roof bow to be shortened for a...$2,017.99 -
BESTfit 5 Inch Diameter Steel Universal Exhaust Y-Pipe 15 Inch L X 30 Inch W
BESTFIT TRUCK PARTS
$139.99BESTfit Steel Exhaust Y-PipeEnhance your vehicle's exhaust system with our Steel 5-Inch Y-Divider Exhaust Pipe. Constructed for durability and efficiency, this aftermarket replacement part is designed to optimize exhaust flow. With dimensions of 15...$139.99 -
BESTfit 5 Inch Diameter Chrome Universal Exhaust Y-Pipe 9 Inch L X 18 Inch W
BESTFIT TRUCK PARTS
$227.99BESTfit Universal 5 Inch O.D. Exhaust Y-PipeUpgrade your exhaust system with our Chrome-Plated Steel 5-Inch Y-Divider Exhaust Pipe. Crafted for durability and style, this aftermarket replacement part features a sleek chrome-plated finish. With dimensions...$227.99 -
BESTfit 5 Inch OD Steel Universal Exhaust Y-Pipe, 9 x 18 Inch
BESTFIT TRUCK PARTS
$119.99BESTfit 5-Inch OD Inlet, 5-inch OD Outlet Steel Exhaust Y-DividerEnhance your vehicle's exhaust system with our Steel 5-Inch Diameter Exhaust Pipe. Crafted from durable steel, this aftermarket replacement part boasts a 9-inch length and an 18-inch width,...$119.99 -
BESTfit 5 Inch Diameter Steel Universal Exhaust Y-Pipe 9 Inch L X 18 Inch W
BESTFIT TRUCK PARTS
$122.99BESTfit Exhaust Y-Pipe * High Quality Exhaust Pipe * Made Of Steel* 5 Inch Y-Divider* 9 Inch Length * 18 Inch Width * 5 Inch R* Sold Individually* Warranty On Exhaust Pipe Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...$122.99 -
Peterbilt 357, 377, 378, 379 BESTfit Lower Hood Roller Replaces 13-03593
BESTFIT TRUCK PARTS
$11.62BESTfit Lower Hood Roller Fits PeterbiltThis lower hood roller is crafted from polyurethane and measures 1.5 inches in outer diameter with a width of 1.75 inches. It features a 3/8 inch center hole and is sold individually. Made in the USA, this is an...$11.62