WOTUPHJI upgrade fuel injector spacers for LS1/LS6 to LS Truck improve injector alignment.
WOTUPHJI aluminum spacers closeup shows durable, heat-resistant components for reliable upgrades.
WOTUPHJI high-temp rubber O-rings closeup for leak-proof fuel rails during installs.
WOTUPHJI packaged 8-piece kit ready for seamless LS upgrade projects.
WOTUPHJI OEM-spec 551371 label confirming factory-fit precision.
WOTUPHJI durable spacers withstand engine heat for long-term performance.
WOTUPHJI installation scene on LS engine demonstrates straightforward upgrade process.
WOTUPHJI upgrade fuel injector spacers for LS1/LS6 to LS Truck improve injector alignment.
WOTUPHJI aluminum spacers closeup shows durable, heat-resistant components for reliable upgrades.
WOTUPHJI high-temp rubber O-rings closeup for leak-proof fuel rails during installs.
WOTUPHJI packaged 8-piece kit ready for seamless LS upgrade projects.
WOTUPHJI OEM-spec 551371 label confirming factory-fit precision.
WOTUPHJI durable spacers withstand engine heat for long-term performance.
WOTUPHJI installation scene on LS engine demonstrates straightforward upgrade process.

WOTUPHJI Upgrade Fuel Injector Spacer Set – LS1/LS6 to LS Truck, 8pc (551371)

Upgrade with a confident, compatible fit Upgrade your LS1/LS6 to LS Truck intake setup with the WOTUPHJI...
Vendor: WOTUPHJI
Availability: In stock
£32.26
£32.26
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Subtotal: £32.26
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WOTUPHJI upgrade fuel injector spacers for LS1/LS6 to LS Truck improve injector alignment.

WOTUPHJI Upgrade Fuel Injector Spacer Set – LS1/LS6 to LS Truck, 8pc (551371)

£32.26
WOTUPHJI upgrade fuel injector spacers for LS1/LS6 to LS Truck improve injector alignment.
WOTUPHJI aluminum spacers closeup shows durable, heat-resistant components for reliable upgrades.
WOTUPHJI high-temp rubber O-rings closeup for leak-proof fuel rails during installs.
WOTUPHJI packaged 8-piece kit ready for seamless LS upgrade projects.
WOTUPHJI OEM-spec 551371 label confirming factory-fit precision.
WOTUPHJI durable spacers withstand engine heat for long-term performance.
WOTUPHJI installation scene on LS engine demonstrates straightforward upgrade process.

WOTUPHJI Upgrade Fuel Injector Spacer Set – LS1/LS6 to LS Truck, 8pc (551371)

£32.26
Description
Description
x

Upgrade with a confident, compatible fit

Upgrade your LS1/LS6 to LS Truck intake setup with the WOTUPHJI 8-piece Fuel Injector Spacer Set. Precision-engineered aluminum spacers paired with high-temp O-rings deliver durable, leak-resistant performance across upgrades or swaps.

Precision engineering for a perfect fit

  • Premium LS1/LS6 to LS Truck fuel injector spacer kit designed to adapt short injectors to taller intake manifolds and fuel rails.
  • Aircraft-grade aluminum spacers paired with reinforced rubber O-rings deliver heat resistance and a tight, leak-proof fuel path.
  • OEM-spec precision (Part# 551371) ensures accuracy and factory-style compatibility for a hassle-free installation.
  • Complete 8-piece kit includes spacers and snug-fitting O-rings to retain fuel rails and maintain injector alignment.
  • Rigorous testing and a 1-year guarantee with unlimited-mileage assurance support long-term reliability.

Real-world use: what to expect

  • During upgrades or intake swaps, the kit helps align injectors with taller manifolds for consistent spray patterns.
  • The robust aluminum construction and O-rings contribute to a secure seal and stable fuel delivery under engine heat and vibration.
  • OEM-spec fit reduces guesswork, making installation smoother for both DIY projects and professional jobs.
  • The 8-piece configuration clarifies the assembly process, keeping injectors aligned while you route the fuel rails.

Quality you can rely on

Every component undergoes strict quality control to support long-term endurance. The kit is backed by a comprehensive 1-year guarantee with unlimited-mileage assurance, matching the confidence you expect from a factory-spec upgrade.

FAQ

Q: What is included in the WOTUPHJI Upgrade Fuel Injector Spacer Set?

A: An 8-piece kit with spacers and O-rings designed to adapt short injectors to taller LS truck intake manifolds.

Q: Will this kit fit my LS1/LS6 to LS Truck upgrade?

A: Engineers designed to OEM-spec 551371 for precise alignment and a secure seal when used with LS truck fuel rails.

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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