Drivetrain› Automatic Transmissions and Components

Sun Coast Converters

ALLISON 01-04 L U BOOST VALVE

$104.00

SKU: S02K A1-LU-BST

Special Order
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 Suncoast Converters A1-LU-BST is a performance valve modifier designed for 2001-2004 GM Allison transmissions. This boost valve aims to optimize performance by fine-tuning the vehicle's transmission system. It is engineered for precise fitment and reliable operation, with package dimensions of 6x4x4 inches and a weight of 1 pound, indicating a robust component built for demanding conditions. This upgrade is intended for enthusiasts who appreciate quality engineering and precise modifications to their transmission system.

Fitment

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandSun Coast Converters
Part NumberS02K A1-LU-BST

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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