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Exhaust› Heat Protection

Design Engineering

DEI Fuel Rail and Injector Cover Jeep 1997 - 2004 4.0L Engine

$94.75 $80.14 Save $14.61

SKU: D00B 10378

In Stock
In Stock
Ships by Jun 11
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

The Design Engineering 10378 is a fuel rail heat shield kit designed to reduce fuel rail and injector temperatures, prevent vapor lock, and protect against engine heat. It is engineered for Jeep models with inline 6 engines from 1997-2004. This kit includes a manifold heat shield, fuel rail heat cover, six fuel injector covers, and twelve OE replacement fuel injector O-rings.

Fitment

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Specifications

BrandDesign Engineering
Part NumberD00B 10378

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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