Top-Max tail light harness left side for Silverado improves reliability and easy installation.
Top-Max tail light harness right side for Silverado ensures stable power and connections.
Top-Max harness connectors show secure plug-and-play sockets for quick servicing.
Top-Max wrapped insulation protects wiring against heat and road challenges.
Top-Max plug-and-play design simplifies installation for rear lighting upgrades.
Top-Max compatibility note helps identify suitable Silverado models and OE numbers.
Top-Max rear-view harness assembly ready for quick installation.
Top-Max packaging includes two harnesses with different right/left connectors.
Top-Max tail light harness left side for Silverado improves reliability and easy installation.
Top-Max tail light harness right side for Silverado ensures stable power and connections.
Top-Max harness connectors show secure plug-and-play sockets for quick servicing.
Top-Max wrapped insulation protects wiring against heat and road challenges.
Top-Max plug-and-play design simplifies installation for rear lighting upgrades.
Top-Max compatibility note helps identify suitable Silverado models and OE numbers.
Top-Max rear-view harness assembly ready for quick installation.
Top-Max packaging includes two harnesses with different right/left connectors.

Top-Max Tail Light Wiring Harness for Chevy Silverado 2003-2007 - Left & Right

Enhance Silverado tail light reliability with TOP-MAX The TOP-MAX Tail Light Wiring Harness is designed to replace...
Vendor: TOP-MAX
Availability: In stock
£44.97
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Top-Max tail light harness left side for Silverado improves reliability and easy installation.

Top-Max Tail Light Wiring Harness for Chevy Silverado 2003-2007 - Left & Right

£44.97
Top-Max tail light harness left side for Silverado improves reliability and easy installation.
Top-Max tail light harness right side for Silverado ensures stable power and connections.
Top-Max harness connectors show secure plug-and-play sockets for quick servicing.
Top-Max wrapped insulation protects wiring against heat and road challenges.
Top-Max plug-and-play design simplifies installation for rear lighting upgrades.
Top-Max compatibility note helps identify suitable Silverado models and OE numbers.
Top-Max rear-view harness assembly ready for quick installation.
Top-Max packaging includes two harnesses with different right/left connectors.

Top-Max Tail Light Wiring Harness for Chevy Silverado 2003-2007 - Left & Right

£44.97
Description
Description
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Enhance Silverado tail light reliability with TOP-MAX

The TOP-MAX Tail Light Wiring Harness is designed to replace aging harnesses on select Chevy Silverado models from 2003 through 2007. It supports the brake/parking, turn, reverse, and running light circuits with a simple plug-and-play approach.

Key benefits at a glance

  • Direct replacement for worn or failing tail light wiring, helping prevent outages.
  • Durable materials resist wear and corrosion for long-lasting performance.
  • Wrapped insulating tube provides thermal protection against heat and road hazards.
  • Plug-and-play design connects to all four lighting circuits for a straightforward install.

Fitment and what to check

This harness is compatible with 2003-2007 Silverado 1500, 2500HD, 3500, and Classic variants. It fits Fleetside Beds models only, not Stepside. Please verify the vehicle model, bed type, and OE numbers before purchasing.

  • OE numbers referenced: 16531401 and 16531402.
  • Right side harness is longer than the left; connectors differ by side.
  • Confirm the model list and OE number to ensure a correct match.

What you’ll receive and installation tips

Package includes two tail light harnesses for the rear left and rear right sides. The right side is longer, and the connectors on each side are different. Follow the included notes and use appropriate tools for a clean, secure connection.

  • Each harness plugs into brake/parking, turn, reverse, and running light sockets.
  • Wrapped insulation helps withstand high temperatures and impacts during everyday driving.
  • Plug-and-play installation is suitable for DIY enthusiasts or professional installation.

Real-world usage scenarios

Ideal as a reliable upgrade for daily drivers, work trucks, or fleets that rely on consistent taillight performance during commuting, towing, or unexpected road conditions.

Purchase guidance

Carefully review the model list and OE numbers to confirm compatibility and avoid mismatches. This helps ensure your taillights function as intended.

FAQ

Q: What vehicles and models does the TOP-MAX Tail Light Wiring Harness fit?

A: Fits 2003–2007 Chevy Silverado 1500, 2500HD, 3500 series; confirm fleet-side bed and OE numbers 16531401 or 16531402 before purchase.

Q: What issues does this harness address compared to aging stock wiring?

A: A direct replacement helps reduce wear-related shorts, opens, or grounding problems for taillights.

Shipping & Return
Shipping & Return
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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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