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HP EFI ECU & Harness Kits - 550-603N catalytic-converters 7L V8 1987 - 1989 blh

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SKU 36389190012
USD1549.97 USD1599.97

Pay in 4 interest-free payments of $387.49. Learn more

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Nov 11 - Nov 16

Fjord side

Cool mist, calm waters

Layered blues for a quiet Nordic mood—built for long scrolls and clear product focus beside the sticky cabin window.

Cabin side

Warm timber accents

Wood-toned frames and chip trails keep the buy box grounded—harbor calm meeting cabin warmth without clutter.

Description

HP EFI ECU & Harness Kits 550 603N catalytic converters 7L V8 1987 1989 blh 7L V8 1987 1989 GMC R3500 350 5 Primary Tubing Diameter: 2 in USCAR (EV6 Style) injector connectors Sealed automotive and marine grade connectors

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy

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