1991 GMC C3500HD Headlights

CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

This headlight adjusting screw is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:

• Direct replacement – this headlight adjusting screw matches the fit and function of the factory part on specified years, makes and models
• Ideal solution – this screw is a reliable replacement for an original part that is missing or has failed due to fatigue
• Durable construction – this part is made from quality materials to ensure reliable performance and long service life
• Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

NSF CERTIFIED parts bear the seal of the National Sanitation Foundation guaranteeing fit and quality equal to original equipment. These parts may be required if your insurance company is paying for the repair. Due to precision design and exacting quality control standards, TYC replacement lamps meet SAE/DOT regulations, and are FMVSS 108 compliant. TYC NSF certified lamps further validates the quality through third party, NSF, certification. NSF certified lamps are accepted by many major insurance companies as an acceptable replacement for original equipment parts. Each TYC replacement lamp is manufactured with similar plastics materials as the original equipment and undergo rigorous testing to ensure your safely during day and night use. Your vehicle’s lamps are an essential part of your vehicle’s safety features, and can mean the difference between getting into or avoiding an accident.

Product Features:

• OE-comparable harness
• OE-comparable mounting provisions ensure drop-in precise fitment
• Rigorous and accelerated cycling tests to ensure product service quality and durability
• Special coating on the lens surface prevents hazing and fading ensuring proper illumination and operational safety
• Meet or exceed DOT/SAE standards with particular consideration for photometric and safety compliance

NSF CERTIFIED parts bear the seal of the National Sanitation Foundation guaranteeing fit and quality equal to original equipment. These parts may be required if your insurance company is paying for the repair. Due to precision design and exacting quality control standards, TYC replacement lamps meet SAE/DOT regulations, and are FMVSS 108 compliant. TYC NSF certified lamps further validates the quality through third party, NSF, certification. NSF certified lamps are accepted by many major insurance companies as an acceptable replacement for original equipment parts. Each TYC replacement lamp is manufactured with similar plastics materials as the original equipment and undergo rigorous testing to ensure your safely during day and night use. Your vehicle’s lamps are an essential part of your vehicle’s safety features, and can mean the difference between getting into or avoiding an accident.

Product Features:

• OE-comparable harness
• OE-comparable mounting provisions ensure drop-in precise fitment
• Rigorous and accelerated cycling tests to ensure product service quality and durability
• Special coating on the lens surface prevents hazing and fading ensuring proper illumination and operational safety
• Meet or exceed DOT/SAE standards with particular consideration for photometric and safety compliance

Qualities that have made SMP an industry leader for more than 95 years, innovation, engineering expertise, superior quality, meticulous testing, unmatched customer service, competitive pricing, and brand integrity, are at the heart of every TechSmart part.

Product Features:

• 14 gauge wire for better conductivity
• Complete “plug & play” design plugs between the factory harness and new bulb for ease of installation
• Can be used as a pigtail if the original connector is melted
• High-temp connector prevents melting caused by high-intensity 9006 bulbs
• Fiberglass wrapping prevents chafing
• All TechSmart® parts meet or exceed OE performance, providing today’s technician with the quality parts needed to get the job done right, the first time

Qualities that have made SMP an industry leader for more than 95 years, innovation, engineering expertise, superior quality, meticulous testing, unmatched customer service, competitive pricing, and brand integrity, are at the heart of every TechSmart part.

Product Features:

• 14 gauge wire for better conductivity
• Complete “plug & play” design plugs between the factory harness and new bulb for ease of installation
• Can be used as a pigtail if the original connector is melted
• High-temp connector prevents melting caused by high-intensity 9005 bulbs
• Fiberglass wrapping prevents chafing
• All TechSmart® parts meet or exceed OE performance, providing today’s technician with the quality parts needed to get the job done right, the first time

CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

The Spyder Auto Group has been serving the auto industry for nearly a decade. We specialize in wholesale distribution of automotive products. We are the leading providers of aftermarket lighting, tuning and styling auto parts in the U.S.. Our business principle allows us to help customers customize their vehicle according to their style and preference. Spyder Auto stands by their products to ensure excellent quality control and customer support. Spyder Auto sells and distributes products such as, Projector headlights, Crystal headlights, Tail lights and Fog lights. We are constantly expanding our application line to provide the latest products that this industry has to offer. The quality lighting products offered by Spyder Auto are compliant with all applicable federal regulations. The quality lighting products offered by Spyder Auto are compliant with all applicable federal regulations. Unless otherwise noted, all products are D.O.T. Compliant and satisfy Federal Motor Vehicle Safety Standards (FMVSS) code no. 108 and are not only ISO-9000 certified but also ISO-9002 certified as well.

Product Features:

• Designed To Improve Looks And Visibility For Your Vehicle
• Made By An OE Approved And ISO Certified Manufacturers
• Made With OEM Standard Quality
• Designed For Stock Lights Direct Replacement
• Designed To Provide Trouble-Free Installation

Need a new headlight assembly that looks, fits and performs like the original, for less than going back to the dealership? This replacement headlight was reverse-engineered to match the stock headlight on specific vehicles.

Product Features:

• Seamless replacement – this headlight assembly was specifically designed to look and function like the original headlight on specific vehicles
• Excellent value – original equipment quality at a lower price
• Durable materials – rigid plastic protects against weather and road conditions
• Easy installation – built to match the exact original dimensions for proper fit

This headlight adjusting screw is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:

• Direct replacement – this headlight adjusting screw matches the fit and function of the factory part on specified years, makes and models
• Ideal solution – this screw is a reliable replacement for an original part that is missing or has failed due to fatigue
• Durable construction – this part is made from quality materials to ensure reliable performance and long service life
• Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience