Exterior Components› Body Panels and Components

Pacific Performance Engineering

6.0 in > 4.0 in x 5 in L 6mm 5Ply Reducer

$73.43

SKU: P00X 515604005

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Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Pacific Performance Engineering 515604005 is a 6.0-inch to 4.0-inch silicone reducer coupler designed for high-stress applications like drag racing and sled pulling. It features 5 plies of polyester-reinforced fibers for enhanced durability.

This reducer is constructed with a durable silicone rubber exterior and a fluorocarbon lining, offering excellent resistance to chemicals, fuel, and oil. It is capable of withstanding extreme temperatures ranging from -76 to 437 degrees Fahrenheit and operating pressures up to 70 psi, with a burst pressure of 207 psi.

Fitment

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Specifications

BrandPacific Performance Engineering
Part NumberP00X 515604005

Buy with Confidence

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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