Peterbilt Parts
Need some primo Peterbilt parts? Well, you just hit the jackpot. Here at 4 State Trucks, we're not messing around - we've got a treasure trove of both genuine and aftermarket Peterbilt parts and goodies that'll make your rig purr. Listen, we get it. Maybe you're babying your trusty workhorse, or perhaps you're shining up that show-stopper for the next big event. Either way, we've got your Peterbilt parts and your back. Our crew knows Petes inside and out, and they're itching to help you find that perfect part. Got a classic 379 that needs some love? We've got your parts. Rolling in a spanking new 579? No sweat, we've got those cutting-edge parts too.
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BESTfit 3.5 Inch Diameter X 4 Inch Type A Turbo/Manifold Outlet For 7.3L Powerstroke Engines
BESTFIT TRUCK PARTS
$23.86BESTfit 3.5 X 4 Inch Type A Turbo Manifold Outlet With 4.25 Inch Flange Fits 7.3L Powerstroke EnginesOur Turbo Outlet is engineered with durable aluminized steel, offering resilience against rust and corrosion. With a length of 4 inches, an outer...$23.86 -
BESTfit 75 Gallon 24.5 Inch Diameter Center Fill Aluminum Hydraulic Tank Kit With Filler Breather Cap, Strainer
BESTFIT TRUCK PARTS
$999.99BESTfit Hydraulic Tank Kit With Independent Vent On Top, Sight Level Gauge & Temperature IndicatorUpgrade your hydraulic system with our cutting-edge Hydraulic Tank Kit. Crafted from durable Aluminum, this aftermarket replacement part, not OEM, features...$999.99 -
BESTfit 3.5 - 3 X 5 Inch Heavy Duty Red Silicone Hump Hose For Charge Air Coolers
BESTFIT TRUCK PARTS
$46.91BESTfit 3.5 To 3 Inch X 5 Inch Red Silicone Hump HoseThe Hump Hose is constructed from silicone hose and measures 3 inches in diameter, 3.5 inches in width, and 5 inches in length. This aftermarket replacement part is not OEM. * Hump Hose* Made Of...$46.91 -
BESTfit Steel Spring Hanger Replaces 01-46785M001 & 01-49563M001 For Peterbilt Low Air Leaf Suspension
BESTFIT TRUCK PARTS
$614.99BESTfit Steel Spring Hanger Fits Peterbilt Low Air Leaf Suspension * High Quality Spring Hanger* Cast Steel* Low Mount Air Leaf* Front Of Rear* 3.930 Inch Center To Center* 3.143 Inch* 0.645 Inch* 2.623 Inch* 0.500 Inch* 3.790 Inch* Sold Individually*...$614.99 -
BESTfit 3/4 X 4 X 10.25 Inch U-Bolt Kit For Peterbilt
BESTFIT TRUCK PARTS
$39.77BESTfit U Bolt Kit - Replaces 15983092, 15983095, 15983097, 453895C1, 465916C1, 465916C91 & 201375100 * High Quality U Bolt Kit* U Bolt Type Semi-Round Bend* Grade 8* U Bolt Diameter 3/4 Inch* Width 4.000 Inch* Length 10.250 Inch* Sold As Kit* Warranty...$39.77 -
BESTfit 3/4 X 4 X 6.75 Inch Square U-Bolt Kit For Peterbilt Rear Air Leaf Suspension
BESTFIT TRUCK PARTS
$34.87BESTfit Square U-Bolt Kit Fits Peterbilt Rear Air Leaf - Includes 4 Washers & 4 Deep Nuts * High Quality U Bolt Kit* Square U-Bolt* 3/4 X 4 X 6.75 Inch* Kit Includes:- 2 U-Bolts- 4 - 3/4 Inch Washers- 4 - 3/4 Inch Deep Nuts* Sold As Kit* Warranty On U...$34.87 -
BESTfit 6.32 Inch OAL X 1.9 Inch Wide Steel Side Bar Replaces B2-1007 For Peterbilt COE & Conventional
BESTFIT TRUCK PARTS
$49.36BESTfit 4 Inch Center To Center Side Bar With 1 Inch Pin Hole Fits Peterbilt COE & Conventional 1982-Current * High Quality Side Bar* 6.32 Inch Overall Length* 1.9 Inch Width* 1 Inch Pin Hole* 4 Inch Center To Center* 1.262 Inch Thick* Sold Individually*...$49.36 -
BESTfit 90 Degree Silicone Coolant Hose Elbow 2.25 ID X 6 X 6
BESTFIT TRUCK PARTS
$64.25BESTfit 2.25 Inch 90 Degree Silicone Coolant HoseThe Hose Elbow is constructed from silicone material and features a diameter of 2.25 inches with legs measuring 6.00 inches each. Sold individually as an aftermarket replacement part (not OEM), it serves...$64.25 -
BESTfit Manual Window Regulator For Peterbilt Driver Side
BESTFIT TRUCK PARTS
$159.99BESTfit Manual Window Regulator * High Quality Window Regulator* Manual - Window Regulator Assembly* Driver Side* Sold Individually* Warranty On Window Regulators Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket...$159.99 -
BESTfit AC Evaporator 6.75 X 8.75 X 2.875 Inch For Peterbilt 357, 377, 378, 379 & 385
BESTFIT TRUCK PARTS
$139.99BESTfit AC Evaporator Fits Peterbilt * High Quality Evaporator* 6.75 Inch X 8.75 Inch X 2.875 Inch* Sold Individually* Warranty On Evaporators Against Defects In Workmanship & Material From Date Of Purchase** Please Verify OE Numbers, Core Dimensions,...$139.99 -
On Sale
BESTfit 6-5 X 102 Inch Chrome Exhaust Kit W/ Flat Top Stacks & OE Style Elbows
BESTFIT TRUCK PARTS
Now: $2,114.99Was: $2,349.99Chrome 6 Inch Exhaust Kit With 52 Inch Spool & 58 Degree ElbowIntroducing 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 Fantastic...Now: $2,114.99Was: $2,349.99 -
On Sale
BESTfit Y-Pipe Hanger Stainless Steel 6 Inch Kit For Long Drop Elbow Peterbilt 378, 379, 389 Glider
BESTFIT TRUCK PARTS
Now: $428.39Was: $475.996 Inch Stainless Steel Y-Pipe Hanger KitIntroducing our Y-Pipe Hanger Bracket Kit, designed for Peterbilt trucks equipped with a 6-inch long drop 90-degree elbow and full-size exhaust tee. This comprehensive kit includes two stainless steel exhaust tee...Now: $428.39Was: $475.99