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Holley® 550-601N Universal, HP Series Engine Control Module - Kit

Manufacturer #550-601N

|
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550-601N Universal, HP Series Engine Control Module -  Kit

Holley® 550-601N Universal, HP Series Engine Control Module - Kit

Manufacturer #550-601N

|
$2,869.95

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Warranty Policy

Right parts, guaranteed. If you find any defects, simply notify us within the warranty period, and we’ll take care of it. Check out our Warranty Policy for more details.

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Have a question about this product?Ask here. Our team of experts will assist you along with your fellow CarParts.com community members. Please add your vehicle information including year, make, model to better assist you.
Question: hi what about 1994 chevy Hd dually 7.4L 454 tbi?rhi12 / Jul 07, 2021
Hi Miss, I'm glad to help you out. This is an ECM upgrade kit designed to be used with Holley performance parts. Use the link below to order if you are upgrading and get a 30-day price match guarantee. I hope this helps. Happy shopping. https://www.carparts.com/engine-control-module/holley/h19550601n?can=cpab2020
AB
Staff
Answered by Andrew B. / Wed, Jul 07
Question: Hi can this work on my VQ35 v6 pathfinder engine?A Shopper / Oct 19, 2020
Hi, This is a universal engine control module and not vehicle specific. It is usually used for GM TPI and Holley Stealth Ram. We recommend getting the direct fit. But, if you can no longer find it, you may the manufacturer Holley at 1-866-464-6553 and ask them the correct part number that will fit the vehicle.
GG
Staff
Answered by Grace G. / Tue, Oct 20
Question: Would you recommend this for a 1987 IROC with the 5.7?  The ECM on mine is damaged.  ThanksTodd N. / Oct 06, 2020
Hi Todd, We only have universal ECM for the 1987 Chevrolet Camaro Iroc-Z 8 Cyl 5.7L. I would recommend for you to call the manufacturer Holley at 1-866-464-6553 and ask them the correct part number that will fit the vehicle.
GG
Staff
Answered by Grace G. / Tue, Oct 06
Question: codes it or can it control transmission?rabbit / Aug 19, 2020
Hello! No, this kit does not include a transmission controller
MD
Staff
Answered by Mitchell D. / Wed, Aug 19
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