#HY78EC/HF78EC – LS1 ECM: 1997-98 5.7L w/o Electronic Transmission


SKU: HY78EC/HF78EC Category:

Part # HY78EC/HF78EC

COMPUTER PRICE is based off of previous purchase of matching harness, PURCHASE MUST BE VERIFIED FOR LISTED PRICE. If harness has not been purchased, the cost of computer is increased $150.00.

Reprogramming cost to eliminate VATS and match engine installation (CUSTOMER SUPPLIED CORE).

Weight 6 lbs
Dimensions 10 × 10 × 4 in
© 2023 Howell Engine Developments
(810) 765-5100