Peterbilt 357/378 Exterior Parts

BESTfit One Piece Day Cab Conversion Kit With Rear WindowThe Day Cab Conversion Kit offers a one-piece fiberglass panel designed with a rear window measuring 19 by 36 inches. It does not include interior or window trim and is sold as a complete kit. This...

BESTfit Reservoir Washer Fits Peterbilt 300 Series & Kenworth T680 * High Quality Washer Reservoir Tank* Includes Cap (29-070700)* Water Pump Not Included - See Part 29-070703* Sold Individually* Warranty On Washer Reservoirs Against Defects In...

Peterbilt 1 Piece Fiberglass Flat Top Roof CapUpgrade your vehicle's roof with our Fiberglass Roof Cap, designed for flat top regular cab models. Crafted from durable fiberglass in a one-piece construction, this roof cap offers a perfect fit and...

BESTfit 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...

Air Deflectors For Use With 5 Inch Top Of Door TrimUpgrade your vehicle's exterior with our premium aftermarket Window Air Deflectors. Crafted from durable stainless steel, these deflectors are designed to be installed in front of the vent glass on the...

Wind Defectors Fits PeterbiltThese aftermarket wind deflectors are crafted from stainless steel and are designed to be installed in front of the vent glass on the outside of the door. They are sold as pairs and are intended as replacements, not sourced...

Stainless Steel Chop-Look Side Sleeper Window TrimUpgrade your truck's style with our side sleeper window trim. Crafted from stainless steel, it adds a sleek, chopped appearance to your vehicle. Sold individually for convenient customization. Aftermarket...

Pair Of Wiper Arm Covers, Includes Actuator CapsOur Wiper Arm Cover comes with Actuator Caps, providing comprehensive protection for your vehicle's wiper system. Crafted in the USA to ensure top-notch quality, these covers are sold as a pair, offering...