Exhaust & Exhaust Kits
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On Sale
BESTfit 7 X 114 Inch Chrome Exhaust Kit W/ Flat Top Stacks, Long 90S & 7 Inch Y-Pipe For Peterbilt 378, 379
BESTfit TRUCK PARTS
Now: $3,374.99Was: $3,749.99BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits PeterbiltIntroducing BESTfit CHROME EXHAUST KITS! These Kits Are Installer-Friendly, Produced With All High Quality Components, Offer The Best Tee Pipe Options In The Industry, And Have A...Now: $3,374.99Was: $3,749.99 -
On Sale
BESTfit 7 X 108 Inch Chrome Exhaust Kit W/ Miter Stacks, Long 90S & 7 Inch Y-Pipe For Peterbilt 378, 379
BESTfit TRUCK PARTS
Now: $3,311.09Was: $3,678.99BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits PeterbiltIntroducing BESTfit CHROME EXHAUST KITS! These Kits Are Installer-Friendly, Produced With All High Quality Components, Offer The Best Tee Pipe Options In The Industry, And Have A...Now: $3,311.09Was: $3,678.99 -
On Sale
BESTfit 6-5 X 108 Inch Chrome Exhaust Kit W/ Bull Hauler Stacks, OE Style Elbows
BESTfit TRUCK PARTS
Now: $1,982.69Was: $2,202.99BESTfit Chrome 6 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt * Made Of High Quality Chrome-Plated Steel* Length 108 Inches* 2- 01-0800003- Exhaust Mount Grommets Pack Of 4 (Black)* 4- 01-0800600- Wide Angled Clamp 6 Inch* 2- 01-081653056-...Now: $1,982.69Was: $2,202.99 -
On Sale
BESTfit 6-5 X 108 Inch Chrome Exhaust Kit W/ Miter Stacks, OE Style Elbows
BESTfit TRUCK PARTS
Now: $1,855.79Was: $2,061.99BESTfit Chrome 6 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt * Made Of High Quality Chrome-Plated Steel* Length 108 Inches* 2- 01-0800003- Exhaust Mount Grommets Pack Of 4 (Black)* 4- 01-0800600- Wide Angled Clamp 6 Inch* 2- 01-081653056-...Now: $1,855.79Was: $2,061.99 -
Peterbilt 378 & 379 BESTfit 8 To 5 Inch 58 Degree Chrome Exhaust Elbow
BESTfit TRUCK PARTS
$394.99BESTfit Exhaust Pipe Elbow With Tapered Top For O.D. StacksConstructed from resilient chrome-plated steel, this elbow features an impressive 8-inch outer diameter and a precise 58-degree bend, ensuring optimal exhaust flow and performance. Its tapered...$394.99 -
Peterbilt 378 & 379 BESTfit Chrome 7 To 5 Inch 60 Degree Exhaust Elbow
BESTfit TRUCK PARTS
$306.99BESTfit Exhaust Elbow 7-5 Inch Fits Peterbilt 379 & 378Crafted from durable chrome-plated steel, this elbow boasts a substantial 7-inch outer diameter and a precise 60-degree bend, ensuring optimal exhaust flow and efficiency. Its tapered top is designed...$306.99 -
Peterbilt 357, 378, 379 BESTfit 5 Inch Y Pipe Elbow Combo, Passenger Side, Replaces 14-15500
BESTfit TRUCK PARTS
$1,364.99BESTfit Aluminized Steel Hi Mount Y Pipe Combo W/ 5 Inch ID Inlet & 5 Inch O.D. OutletsCrafted from robust aluminized steel and enhanced with a durable ceramic coating, this exhaust pipe guarantees exceptional heat resistance and longevity. Designed for...$1,364.99 -
Peterbilt 378, 379, 389, 389 Glider Chrome 7 Inch To 5 Inch Y-Pipe For BESTfit Long Leg
BESTfit TRUCK PARTS
$712.99BESTfit Y-Pipe Fits PeterbiltEnhance your exhaust system with our Chrome-Plated Steel Y-Pipes, designed for BESTfit Long Leg configurations. Crafted with precision, these Y-Pipes feature a 7-inch to 5-inch outer diameter and a 90-degree angle for optimal...$712.99 -
Peterbilt 378, 379, 389, 389 Glider Chrome 6 Inch Y-Pipe For BESTfit Long Leg
BESTfit TRUCK PARTS
$550.99BESTfit Y-Pipe Fits PeterbiltThese Y-pipes are engineered from durable chrome-plated steel, ensuring longevity and corrosion resistance. With a 6-inch diameter and 5-inch inlet, they are designed specifically for BESTFIT Long Leg configurations. Sold...$550.99 -
BESTfit Chrome Exhaust Elbow 29 In Top, 20 Bottom Leg, 8 to 5 Inch Tapered Diameter For Peterbilt 378, 379
BESTfit TRUCK PARTS
$464.99BESTfit Peterbilt Long Drop Elbow Reduced 8 Inch To 5 Inch * High Quality Drop Elbow * Chrome-Plated * 8 Inch* Long Leg * With Tapered Top Reduced To 5 Inch O.D. Bottom * Sold Individually* Warranty On Drop Elbow Against Defects In Workmanship...$464.99 -
BESTfit 8 Inch Long Drop Elbow For Peterbilt 378, 379
BESTfit TRUCK PARTS
$459.99BESTfit Peterbilt Long Drop Exhaust Elbow The BESTfit 8 Inch Long Drop exhaust Elbow is designed for Peterbilt 378 and 379 models. It features a chrome-plated finish for a sleek and stylish look. The bottom has an 8-inch outer diameter and the top is...$459.99 -
BESTfit 7 To 5 Inch Long Drop Elbow For Peterbilt 378, 379
BESTfit TRUCK PARTS
$400.99BESTfit Long Drop Elbow 7 To 5 Inch Fits Peterbilt * High Quality Drop Elbow * Chrome-Plated * 7 Inch* Long Leg * With Tapered Top Reduced To 5 Inch O.D. Bottom * Sold Individually* Warranty On Drop Elbow Against Defects In Workmanship &...$400.99