Kenworth T300-T450 Parts
Your Kenworth T300-T450 can hold its own on the road, but we can make you stand out even more by customizing your semi truck with quality aftermarket and custom parts and chrome accessories. Whether you want to update your KW exhaust, fenders, bumpers, seating or fuel tank, 4 State Trucks has the right aftermarket gear for the job. Hit the highway in safety and style in your Kenworth heavy duty truck or 18 wheeler.
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Door Striker Assembly For Kenworth T300, T600, T660 & W900
BESTFIT TRUCK PARTS
$54.99Door Striker Assembly For Kenworth T300, T600, T660 & W900The Kenworth door striker assembly comes complete with a metal plate to securely hold the latch extended from the locking mechanism on your door. The plate measures 3.875 inches wide and 1.906...$54.99 -
5 Inch ID-OD X 6 Inch OAL Aluminized Steel Type A Turbo Pipe With 5.5 Inch Diameter Flange For CAT 3406/C15
AUTOMANN USA
$28.265 Inch ID-OD X 6 Inch OAL Aluminized Steel Type A Turbo Pipe * Turbo OD Universal Turbo Flange * Style A* Made of Aluminized Steel* 5 Inch OD* 6 Inch Length* 5.88 Inch Diameter On Flange* Fits 3406 and C15 CAT * Use With VB-588C V-Band Clamp* Use With...$28.26 -
Adapter Plug For Speedometer & Tachometer, Replaces 17-03190, 17-03183
ISSPRO
$46.99Speedometer & Tachometer Adapter PlugAt 4 State Trucks, we offer top of the line aftermarket Isspro adapter plugs for speedometer and tachometers. This adapter plug is for when installing Isspro speedometer and tachometer without cutting into the factory...$46.99 -
9 X 8.5 X 4.25 Inch Stainless Steel Dual Cup Holder
TWELVE GAUGE
$333.99Stainless Steel Cup Holder Holds 2 Cups * High Quality Cup Holder* Made Of Stainless Steel* Dimensions - 8.5 Inch Length- 4.25 Inch Width- 9 Inch Height* Holds Two Cups* Flat With 4 Screw Holes For Mounting * Bottom Mounting Flange 10.25 x 4.25 Inch*...$333.99 -
BESTfit 5 X 51 Inch Aluminized Steel Exhaust Muffler
BESTFIT TRUCK PARTS
$148.99BESTfitHeavy Gauge Steel W/ Aluminized Plating OE Style Exhaust Muffler * High Quality Exhaust Muffler* Made Of Steel With Aluminized Plating* Dimensions- Inner Diameter: 5 Inch- Outlet Diameter: 5 Inch- Muffler Body Diameter: 10 Inch- Muffler Body...$148.99 -
BESTfit Air Spring Replaces Firestone 9448, Goodyear 1R11-150
BESTFIT TRUCK PARTS
$130.99BESTfit Rolling Lobe Airbag - Replaces Firestone 9448, Goodyear 1R11-150Looking for a replacement air spring? Our aftermarket replacement part, sold individually, ensures reliable performance and durability. It effectively replaces OE numbers...$130.99 -
BESTfit Square To Round AC Compressor Mounting Bracket Kit
BESTFIT TRUCK PARTS
$44.87BESTfit AC Compressor Mounting Bracket Kit * High Quality Compressor Mounting Bracket Kit* 13.00 Inch x 10.00 Inch x 2.625 Inch* Converts Existing Mounting Brackets On York 209 / 210 Or Tecumseh HG850, HG1080, Compressors To A Sanden SD508, SD508HD,...$44.87 -
BESTfit 5 Inch O.D. 12 X 18 Inch 90 Degree Miter Cut Exhaust Stack
BESTFIT TRUCK PARTS
$205.99BESTfit 5 Inch Chrome Miter Cut Exhaust Stack 12 X 18 InchIntroducing our Chrome-Plated Steel Exhaust Stack, meticulously crafted to elevate your vehicle's performance and style. Constructed with premium chrome-plated steel, this stack boasts exceptional...$205.99 -
TPHD Air Ride Suspension Height Control Leveling Valve - Midland Type
TPHD
$111.99Height Control Leveling Valve - Midland TypeUpgrade your vehicle's suspension system with our Suspension Height Control Leveling Valve! Crafted from durable metal, this valve features two 1/4 inch suspension ports and offers immediate response (IR) with...$111.99 -
BESTfit Gabriel Shock Stud Assembly - 402041
GABRIEL
$20.35BESTfit Gabriel Shock Stud Assembly Replaces 402041 * High Quality Stud Assembly* Sold Individually* Warranty On Stud Assemblies Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)****...$20.35 -
Over-Inflate Kit For PACCAR Rear Air Suspension - Includes 12V Air Solenoid, 25 Ft 1/2 Inch Air Line & Fittings
AFTERMARKET
$133.99Over-Inflate Kit For Peterbilt & Kenworth Rear Air Suspension * High Quality Over-Inflate Kit* Over Inflate Kit* For Paccar Rear Air Suspension* Contains Air Solenoid* 12 Volt* 25 Ft 1/2 Airline And Fittings* Does Not Come With Switch* Sold As Kit***High...$133.99 -
1.25 ID, 1.5 OD X 4 Inch Spring Bushing For Steer Axle Replaces 16-12399-001, 30057007 & 10651H For Kenworth
AUTOMANN USA
$7.64Spring Bushing For Kenworth Steer Axle - Replaces CS66658B, R301876 & 61310207 * High Quality Bi-Metal Spring Bushing* 1-1/2 Inch X 1-1/4 Inch X 4 Inch* Suspension Bushing* Sold Individually* Warranty On Bi-Metal Spring Bushings Against Defects In...$7.64