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Peterbilt 386 Parts

Peterbilt 386 Parts

Find the best Peterbilt 386 aftermarket and custom parts in the business here at 4 State. The Peterbilt 386 semi truck has all the same great features and construction expected from the Peterbilt brand, with one notable addition: the 386 has an innovative design that was developed to help reduce the ongoing operational costs for truck owners. Pete 386's aerodynamic shape and other careful considerations during manufacturing created a high value big rig that offers an unparalleled combination of fuel efficiency, performance, and style. If you want your truck to be a one-of-a-kind custom truck, 4 State Trucks has custom parts and accessories to help. Hit the highway in style with our selection of aftermarket bumpers, exhaust, wheels, and more for your Peterbilt 18 wheeler.

Universal Parts

Peterbilt 386 Parts

Find high-quality, aftermarket Peterbilt 386 Parts to boost the resale value of your rig. Keep your Peterbilt 386 running strong with high-quality parts and accessories. From durable bumpers and sleek lighting to engine components and interior upgrades, we've got you covered. Popular options include: - Bumpers & Grille Guards: Protect your rig in style - Lighting Upgrades: Boost visibility with headlights and marker lights - Engine & Exhaust: Keep performance top-notch - Interior Accessories: Seats, dash panels, and storage for added comfort - Exterior Parts: Fenders, mud flaps, and sleeper add-ons for a sharp look Whether you're customizing or maintaining your truck, find everything you need to get the job done right. Shop now and keep your 386 in top shape!.

Frequently Asked Questions About Peterbilt 386 Parts

Will aftermarket bumpers fit my specific year Peterbilt 386, and what modifications might be needed?

Most aftermarket bumpers are designed to fit Peterbilt 386 models from 2006-2015, but fitment can vary based on your specific configuration. Pre-2008 models may require different mounting brackets due to frame changes. Always verify your VIN and model year before ordering. Common modifications include drilling new mounting holes for accessories like fog lights or adjusting bracket positions for trucks with front-mounted equipment. We recommend having 2-3 hours set aside for installation, even with bolt-on bumpers.

What's the actual weight difference between chrome steel, stainless steel, and aluminum bumpers?

Chrome steel bumpers typically weigh 85-120 pounds, stainless steel versions run 80-115 pounds, while aluminum options weigh 35-55 pounds. The weight savings with aluminum can improve fuel economy and reduce front axle load, but aluminum bumpers may dent more easily than steel in minor impacts. Stainless steel offers the best corrosion resistance without paint or chrome maintenance, making it popular for trucks operating in harsh weather conditions or coastal areas.

Do I need special tools or professional installation for headlight assemblies and electrical components?

Basic headlight replacement requires standard hand tools, but LED conversions often need additional wiring harnesses or resistors to prevent hyperflashing and dashboard errors. The 386's multiplexed electrical system can be sensitive to aftermarket lights. We strongly recommend using plug-and-play harnesses designed specifically for Peterbilt applications. Professional installation typically runs $200-400 but ensures proper aim adjustment and electrical compatibility.

Which grille styles actually improve airflow and cooling, and which are purely cosmetic?

Punched hole and horizontal bar grilles generally provide 15-20% better airflow than OEM, which can lower EGTs by 20-30 degrees during heavy hauling. Vertical bar and billet styles are primarily aesthetic and may slightly restrict airflow. For trucks running in hot climates or heavy-haul applications, avoid grilles with less than 60% open area. Winter front covers are recommended for any aftermarket grille in freezing conditions to maintain proper operating temperatures.

How do I match aftermarket hoods and fenders to my existing paint, and what about gel coat versus painted fiberglass?

Gel coat fiberglass parts come in standard white and require professional painting to match your truck, typically adding $800-1500 to your cost. Pre-painted options are available but limited to common fleet colors. For exact matching, provide your paint code (found on the driver door jamb sticker) to a body shop before ordering. Gel coat is 20-30% thicker than painted finishes and better resists stone chips, but repairs are more visible. Allow 2-3 weeks for custom paint work during peak season.

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