Peterbilt 357/378 Exterior Parts
Maximize the performance of your Peterbilt 357/378 with our assortment of cab panels, fairings, replacement mirrors, and sleeper options.
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Peterbilt 378, 379, 386, 388, 389 Basic Flat Panel Day Cab Conversion Kit
FIBERTECH
$1,336.99Peterbilt Ultra Cab Basic Flat Panel Day Cab Conversion KitThis Day Cab Flat Panel Basic Conversion Kit is a convenient solution for converting select Peterbilt 378, 379, 386, 388, 389 models into day cabs. This aftermarket kit includes a one-piece...$1,336.99 -
Day Cab Extended Panel Complete Conversion Kit With Tan Interior For Peterbilt 378, 379, 386, 388, 389 Ultra Cab
FIBERTECH
$4,484.99Peterbilt Ultra Cab Day Cab Conversion Kit * High Quality Extended Panel Conversion Kit* Includes:- 3 Piece 6 Inch Fiberglass Cab Extension- Bonded 1 Inch X 2 Inch Aluminum Bracing- Fiberglass Interior Window Trim- 19 Inch x 36 Inch Rear Window Glass-...$4,484.99 -
Day Cab Extended Panel Complete Conversion Kit With Light Gray Interior For Peterbilt 378, 379, 386, 388, 389 Ultra Cab
FIBERTECH
$4,396.99Peterbilt Ultra Cab Day Cab Conversion Kit * High Quality Extended Panel Conversion Kit* Includes:- 3 Piece 6 Inch Fiberglass Cab Extension- Bonded 1 Inch X 2 Inch Aluminum Bracing- Fiberglass Interior Window Trim- 19 Inch x 36 Inch Rear Window Glass-...$4,396.99 -
Day Cab Extended Panel Complete Conversion Kit With Dark Gray Interior For Peterbilt 378, 379, 386, 388, 389 Ultra Cab
FIBERTECH
$4,396.99Peterbilt Ultra Cab Day Cab Conversion Kit * High Quality Extended Panel Conversion Kit* Includes:- 3 Piece 6 Inch Fiberglass Cab Extension- Bonded 1 Inch X 2 Inch Aluminum Bracing- Fiberglass Interior Window Trim- 19 Inch x 36 Inch Rear Window Glass-...$4,396.99 -
Peterbilt 378, 379, 386, 388, & 389 Day Cab Extended Basic Conversion Kit
FIBERTECH
$2,585.99Peterbilt 378, 379, 386, 388, & 389 Day Cab Extended Basic Conversion KitThis Day Cab Extended Basic Conversion Kit is for Peterbilt trucks and adds 4 inches of legroom with a 6-inch fiberglass extension. It has a strong aluminum sub-structure and is...$2,585.99 -
Day Cab Flat Panel Complete Conversion Kit With Tan Interior For Peterbilt 378, 379, 386, 388, 389 Ultra Cab
FIBERTECH
$2,663.99Peterbilt Ultra Cab Flat Panel Day Cab Kit Complete Conversion Kit * High Quality Flat Panel Conversion Kit* Includes:- One Piece Fiberglass Panel- Bonded 1 Inch x 2 Inch Aluminum Bracing - Fiberglass Interior Window Glass- Window Seal And Lockbead -...$2,663.99 -
Day Cab Flat Panel Complete Conversion Kit With Light Gray Interior For Peterbilt 378, 379, 386, 388, 389 Ultra Cab
FIBERTECH
$2,663.99Peterbilt Ultra Cab Flat Panel Day Cab Kit Complete Conversion Kit * High Quality Flat Panel Conversion Kit* Includes:- One Piece Fiberglass Panel- Bonded 1 Inch x 2 Inch Aluminum Bracing - Fiberglass Interior Window Glass- Window Seal And Lockbead -...$2,663.99 -
Day Cab Flat Panel Complete Conversion Kit With Dark Gray Interior For Peterbilt 378, 379, 386, 388, 389 Ultra Cab
FIBERTECH
$2,663.99Peterbilt Ultra Cab Flat Panel Day Cab Kit Complete Conversion Kit * High Quality Flat Panel Conversion Kit* Includes:- One Piece Fiberglass Panel- Bonded 1 Inch x 2 Inch Aluminum Bracing - Fiberglass Interior Window Glass- Window Seal And Lockbead -...$2,663.99 -
Day Cab Flat Panel Complete Conversion Kit With Black Interior For Peterbilt 378, 379, 386, 388, 389 Ultra Cab
FIBERTECH
$2,663.99Peterbilt Ultra Cab Flat Panel Day Cab Kit Complete Conversion Kit * High Quality Flat Panel Conversion Kit* Includes:- One Piece Fiberglass Panel- Bonded 1 Inch x 2 Inch Aluminum Bracing - Fiberglass Interior Window Glass- Window Seal And Lockbead -...$2,663.99 -
Peterbilt 378, 379, 386, 388, & 389 Day Cab Flat Panel Basic Conversion Kit
FIBERTECH
$1,380.99Peterbilt 378, 379, 386, 388 & 389 Day Cab Flat Panel Basic Conversion KitThis Day Cab Flat Panel Basic Conversion Kit allows you to convert the sleeper cab of your Peterbilt truck into a day cab. It's compatible with models 378, 379, 386, 388, 389, and...$1,380.99 -
3 Inch Wide Sleeper Panel W/ 7 Amber/Clear M1 LEDs For Peterbilt 379 W/ 72 Inch Sleeper
MINIMIZER
$820.99Sleeper Panel W/ 7 Amber/Clear M1 LEDs Fits Peterbilt 379 W/ 72 Inch Sleeper * High Quality Sleeper Panel* 3 Inches Wide * 72 Inches Long* With 7 Amber/Clear M1 Style Lights Per Side * Sold Individually ** Warranty On Sleeper Panel Against Defects In...$820.99 -
5 Inch Aluminum Chop Top Window Panels, Door Mounted For Peterbilt 357, 378, 379
TRUX ACCESSORIES
$69.505 Inch Door-Mounted Paintable Aluminum Chop Top Window Panel Fits Peterbilt 357, 378 & 379 * High Quality Door Chops* Upper Door Trim* Made Of Aluminum* 5 Inch Drop* Door Mounted * Paintable * Sold As Pair* Warranty On Chop Top Window Panel Against...$69.50