BESTfit Body Mount Plate Fits Peterbilt 359This machined aluminum plate is designed to be much stronger than the original cast piece. Use one at each body mount location.* High Quality Body Mount Plate* Made Of Machined Cut Aluminum* Does Not Include...

Peterbilt Cabin Torque Rod Poly Bushing With Sleeve By BESTfitAchieve smoother rides and better cab control in your Peterbilt 300 Series with the BESTfit Poly Cab Torque Arm Bushing with Sleeve. Ideal for Unibilt sleeper configurations, this high-quality...

Sleeper Ring, Will Not Fit Ultra Cab* High Quality Sleeper Ring* Made of Aluminum* For In Between The Cab And Sleeper * Will Not Fit Ultracabs* Sold Individually* Warranty On Sleeper Rings Against Defects In Workmanship & Material From Date Of...

BESTfit Fiberglass 63 Inch Sleeper PanelsThese plain 63-inch Sleeper Panels are made of fiberglass, a strong and shatter resistant material. Sold in pairs, each panel is 6 inches wide. They fit various Peterbilt 359, 377, 378, 379, 386, 388, and 389...

BESTfit Aluminum Sleeper Door Skin Fits Peterbilt 359* High Quality Sleeper Door Skin* Made of Aluminum .063 Inch* For Driver Side* 23.25 Width X 49.625 Height* All Holes Are Pre-Drilled* Sold Individually* Warranty On Door Panels Against Defects In...

BESTfit One Piece Day Cab Conversion Kit With Rear WindowThis high quality fiberglass day cab conversion kit that includes a 19 X 36 inch window fits Peterbilt 377, 378, 379, 386, 388, and 389 models.* High Quality Day Cab Conversion Kit* One Piece...

Mirror Bracket Block Support For Peterbilt With Cab-Mounted Mirrors* High Quality Lower Mirror Bracket Block Support* For Cab Mounted Mirrors* Driver Side* Dimensions:  - 3.00 Inch Height (Center To Center)  - 3.00 Inch Width (Center To...

BESTfit Side Fairing Extender Fits 63 Inch Unibilt Ultra & High Roof Sleepers* High Quality Extender Fairing* Driver Side* Fits 63 Inch Unibilt Ultra And High Roof Sleepers* Pre-Drilled Holes* Guaranteed Fit* Made In USA* Sold Individually* Warranty On...

BESTfit 63 Inch Sleeper Corner SkinGet your Peterbilt in top shape with this 63-inch sleeper corner skin. It's a direct replacement for OE # 29-02007 and comes with predrilled holes for an easy fit. Made from 0.050 aluminum, it fits select 359, 377, 378,...

Peterbilt Outer Mirror Bracket By BESTfitMaintain optimal mirror stability and safety on your Peterbilt with the BESTfit Stainless Steel Outer Mirror Bracket. Designed for door-mounted mirrors, this bracket fits both driver and passenger sides, featuring...

Sleeper Panels Fits PeterbiltThese 6-inch wide fiberglass sleeper panels are designed to fit Peterbilt 63-inch sleepers. They extend all the way to the end of the sleeper extender, providing a seamless look.* High Quality Sleeper Panels* Made Of...

BESTfit Chrome Heated Power Door Mirror With Hoop Fits Peterbilt With Cab-Mounted Mirrors* High Quality Door Mirror* Motorized* Heated * Includes:  - Hoop Bracket  - Chrome Cover * Passenger Side* Sold Individually* Warranty Door Mirrors...