Holley Performance

{ "variantCount": 1, "variants": [{ "id": "43246634532957", "title": "Default Title", "fitmentClass": "vehicle_specific", "applicationCount": 4, "applications": [{ "verified": true, "make": "GM", "model": "Sierra 2500", "engine": "6.6L", "type": "Duramax L5P", "years": ["2020","2021","2022","2023"], "body": "Pickup", "notes": "Requires the included unlock equipment, a Windows PC and stable battery power. One vehicle per device; the controller unlock cannot be reversed." }, { "verified": true, "make": "GM", "model": "Sierra 3500", "engine": "6.6L", "type": "Duramax L5P", "years": ["2020","2021","2022","2023"], "body": "Pickup", "notes": "Requires the included unlock equipment, a Windows PC and stable battery power. One vehicle per device; the controller unlock cannot be reversed." }, { "verified": true, "make": "GM", "model": "Silverado 2500", "engine": "6.6L", "type": "Duramax L5P", "years": ["2020","2021","2022","2023"], "body": "Pickup", "notes": "Requires the included unlock equipment, a Windows PC and stable battery power. One vehicle per device; the controller unlock cannot be reversed." }, { "verified": true, "make": "GM", "model": "Silverado 3500", "engine": "6.6L", "type": "Duramax L5P", "years": ["2020","2021","2022","2023"], "body": "Pickup", "notes": "Requires the included unlock equipment, a Windows PC and stable battery power. One vehicle per device; the controller unlock cannot be reversed." } ] } ] }