378
Enhance your Peterbilt 378 with high-quality aftermarket and OEM-style replacement parts crafted for durability and performance. Our selection of Peterbilt 378 parts includes heavy-duty bumpers, chrome grilles, LED lighting upgrades, interior components, exterior trim, and precision-fit accessories built to handle demanding hauling and vocational applications. Whether you’re replacing worn parts or customizing your truck for improved looks and functionality, these rugged components deliver long-lasting reliability and style. Shop Peterbilt 378 accessories that help keep your truck performing strong day in and day out.
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Enhance your Peterbilt 378 with high-quality aftermarket and OEM-style replacement parts crafted for durability and performance. Our selection of Peterbilt 378 parts includes heavy-duty bumpers, chrome grilles, LED lighting upgrades, interior components, exterior trim, and precision-fit accessories built to handle demanding hauling and vocational applications. Whether you’re replacing worn parts or customizing your truck for improved looks and functionality, these rugged components deliver long-lasting reliability and style. Shop Peterbilt 378 accessories that help keep your truck performing strong day in and day out.
Peterbilt 379/378 Cowl Panels – Blank
SKU:
TP-1304
Original price was: $222.39.$155.69Current price is: $155.69.PB. 379/378 Cowl Panels – Blank
Peterbilt 379/378 Inner Fender Trims (All Years)
SKU:
TFT-PET379F
Original price was: $189.68.$132.79Current price is: $132.79.PB. 379/378 Inner Fender Trims (All Years)
Peterbilt 379/378 Outer Fender Trims (All Years)
SKU:
TFT-PET379
Original price was: $244.09.$170.89Current price is: $170.89.PB. 379/378 Outer Fender Trims (All Years)
Peterbilt 5″ Window Chop Tops (2006-2020) – Door Mounted Mirrors | Paintable | Flange
SKU:
TP-1457
Original price was: $91.39.$63.99Current price is: $63.99.Flange|Paintable|PB. 5″ Window Chop Tops (2006-2020) – Door Mounted Mirrors
Peterbilt 5″ Window Chop Tops (2006-2020) – Cab Mounted Mirrors | Paintable | Flange
SKU:
TP-1456
Original price was: $86.44.$60.59Current price is: $60.59.Flange|Paintable|PB. 5″ Window Chop Tops (2006-2020) – Cab Mounted Mirrors
Peterbilt 5″ Window Chop Tops (2006-2020) – Cab Mounted Mirrors | Paintable
SKU:
TP-1455
Original price was: $82.58.$57.89Current price is: $57.89.Paintable|PB. 5″ Window Chop Tops (2006-2020) – Cab Mounted Mirrors
Peterbilt 5″ Window Chop Tops (2006-2020) – Door Mounted Mirrors | Paintable
SKU:
TP-1454
Original price was: $82.58.$57.89Current price is: $57.89.Paintable|PB. 5″ Window Chop Tops (2006-2020) – Door Mounted Mirrors
Peterbilt Under Door Window Trims (1973-2005) – Rivet Mount
SKU:
TP-1450
Original price was: $131.32.$91.99Current price is: $91.99.PB. Under Door Window Trims (1973-2005) – Rivet Mount
Peterbilt Door Window Trim Bezel (2005+)
SKU:
TP-1413
Original price was: $103.24.$72.29Current price is: $72.29.PB. Door Window Trim Bezel (2005+)
Peterbilt Door Window Trim Bezel (Pre-2005)
SKU:
TP-1412
Original price was: $92.91.$65.09Current price is: $65.09.PB. Door Window Trim Bezel (Pre-2005)
Peterbilt 37″ Rear Sleeper Window Trim (All Years)
SKU:
TP-1407
Original price was: $156.93.$109.89Current price is: $109.89.PB. 37″ Rear Sleeper Window Trim (All Years)
Peterbilt Door Window Shades (2005+) – Without Mirror Cutout
SKU:
TP-1402
Original price was: $301.49.$211.09Current price is: $211.09.PB. Door Window Shades (2005+) – Without Mirror Cutout
Peterbilt Cab Mounted Door Window Shades (2005-2012)- Mirror Cutout
SKU:
TP-1401
Original price was: $301.49.$211.09Current price is: $211.09.PB. Cab Mounted Door Window Shades (2005-2012)- Mirror Cutout
Peterbilt 5″ Window Chop Tops with Convex Mirror Cutout (All Years) – Cab Mounted Mirrors
SKU:
TP-1446
Original price was: $124.43.$87.09Current price is: $87.09.PB. 5″ Window Chop Tops with Convex Mirror Cutout (All Years) – Cab Mounted Mirrors
Peterbilt 379/378 Cowl Panels – 3/4″ Round LEDs (Clear Lens)
SKU:
TP-13126LC
Original price was: $334.06.$233.89Current price is: $233.89.PB. 379/378 Cowl Panels – 3/4″ Round LEDs (Clear Lens)
Peterbilt 379/378 Cowl Panels – 3/4″ Round LEDs (Amber Lens)
SKU:
TP-13126L
Original price was: $334.06.$233.89Current price is: $233.89.PB. 379/378 Cowl Panels – 3/4″ Round LEDs (Amber Lens)
Peterbilt 379/378/359 Long Hood Louvered Grille Bar Kit (All Years) – Angled | 15 Bars
SKU:
TP-1102
Original price was: $1,053.20.$737.29Current price is: $737.29.15 Bars|PB. 379/378/359 Long Hood Louvered Grille Bar Kit (All Years) – Angled
Peterbilt Wiper Arm Covers (All Years)
SKU:
TP-0130
Original price was: $55.33.$38.79Current price is: $38.79.PB. Wiper Arm Covers (All Years)
Peterbilt Windshield Contour & Center Trim Kit (1987+)
SKU:
TP-0196
Original price was: $246.27.$172.39Current price is: $172.39.PB. Windshield Contour & Center Trim Kit (1987+)
LED Interior Projector Dome & Map 7-Color Cab Light for Peterbilt – Black
SKU:
TLED-IR50
Original price was: $81.06.$56.79Current price is: $56.79.Black LED Interior Projector Dome & Map 7-Color Cab Light for Peterbilt 379 & 378 Models
LED Interior Projector Dome 7-Color Cab Light for Peterbilt – Black
SKU:
TLED-ID30
Original price was: $86.73.$60.79Current price is: $60.79.Black LED Interior Projector Dome 7-Color Cab Light for Peterbilt 379, 378, 377, 375 & 357 Models
Peterbilt 379/378 Rear 15″ Standard Vortox Air Cleaner LED Light Bars (1987-2004) – 16 x G2 Holes
SKU:
TP-1857
Original price was: $351.36.$245.99Current price is: $245.99.PB. 379/378 Rear 15″ Standard Vortox Air Cleaner LED Light Bars (1987-2004) – 16 x G2 Holes
Peterbilt 389/388/379/378 Front Standard Air Cleaner LED Light Bars (2005-2007) – 16 x G2 Holes
SKU:
TP-1855
Original price was: $277.07.$193.99Current price is: $193.99.PB. 389/388/379/378 Front Standard Air Cleaner LED Light Bars (2005-2007) – 16 x G2 Holes
Peterbilt 389/388/379/378 Front Standard Air Cleaner LED Light Bars (1987+) – 12 x G2 Holes
SKU:
TP-1852
Original price was: $194.02.$135.89Current price is: $135.89.PB. 389/388/379/378 Front Standard Air Cleaner LED Light Bars (1987+) – 12 x G2 Holes
