{"product_id":"gm-ls-gen-iii-iv-custom-tuning-p01-p59-e38-e67","title":"GM LS Gen III\/IV Custom Tuning — P01, P59, E38 \u0026 E67","description":"\u003ch2\u003eGM LS Gen III\/IV Custom Tuning\u003c\/h2\u003e\n\u003cp\u003eCustom HP Tuners calibration for supported LS-powered cars, trucks, SUVs, swaps, and crate-engine combinations.\u003c\/p\u003e\n\u003ch3\u003eSupported applications\u003c\/h3\u003e\n\u003cp\u003eCommon LS1, LS2, LS3, LS6, LS7, LQ4, LQ9, LM7, L33 and related Gen III\/IV applications in Chevrolet, GMC, Cadillac and Pontiac vehicles or correctly configured swaps.\u003c\/p\u003e\n\u003ch3\u003eSupported control units and access\u003c\/h3\u003e\n\u003cp\u003eCommon supported controllers include GM P01, P59, E38, E40 and E67. HP Tuners publishes broad OBD read\/write and datalog coverage for these controller families. Transmission support varies by installed TCM. Exact vehicle, controller, operating system, licensing credits, and unlock requirements are confirmed after purchase. Support is based on the installed controller—not the badge or model year alone.\u003c\/p\u003e\n\u003ch3\u003eChoose the service level\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalibration Level:\u003c\/strong\u003e Select the option matching the installed hardware. Stage names define service scope, not a guaranteed power figure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrivetrain Service:\u003c\/strong\u003e Engine-only or engine plus a supported transmission calibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDTC Review:\u003c\/strong\u003e Choose no DTC changes or a review of supported non-emissions diagnostic codes. This option does not include disabling required emissions or safety systems on street vehicles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIncluded service\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBuild, fuel, hardware, stock-file, and readiness review\u003c\/li\u003e\n\u003cli\u003eOne confirmed hardware configuration and one primary fuel setup\u003c\/li\u003e\n\u003cli\u003eScheduled remote connection or file workflow, datalog review, calibration changes, and revisions inside the purchased time block\u003c\/li\u003e\n\u003cli\u003eFuel, ignition, airflow\/load, torque, boost, throttle, drivability, and supported transmission strategies as applicable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eIncluded time:\u003c\/strong\u003e Bolt-Ons — up to 3 hours. Camshaft Build — up to 5 hours. Forced Induction — up to 6 hours. Time includes setup review, connecting, logging, calibration work, revisions, troubleshooting, and communication.\u003c\/p\u003e\n\u003ch3\u003eAfter purchase and scheduling\u003c\/h3\u003e\n\u003cp\u003eOur team will email the address used at checkout to confirm the vehicle, ECU\/TCU, hardware, fuel, tuning goals, required files, and an available appointment time. Text or phone follow-up may be used when needed. Sessions are scheduled in Eastern Time.\u003c\/p\u003e\n\u003ch3\u003eBefore the appointment\u003c\/h3\u003e\n\u003cp\u003eThe vehicle must be mechanically complete, leak-free, fueled correctly, and ready to produce repeatable logs. HP Tuners hardware, vehicle credits, cables, controller unlocks or exchanges, bench services, and dyno rental are separate unless specifically stated.\u003c\/p\u003e\n\u003ch3\u003eTime and revision policy\u003c\/h3\u003e\n\u003cp\u003eThis is a scheduled professional service, not an open-ended support window. Mechanical faults, connection problems, incomplete hardware, or incorrect fuel can consume the purchased time. Work beyond the included block must be purchased as Additional Calibration Time and scheduled before tuning continues. Major hardware or fuel changes may require additional time or a new calibration.\u003c\/p\u003e\n\u003cp\u003eSpecific power is not guaranteed. Results depend on vehicle condition, hardware, fuel quality, environment, and safe operating limits. Customers are responsible for legal and emissions compliance.\u003c\/p\u003e","brand":"Undisputed Racing","offers":[{"title":"Stock \/ Bolt-Ons \/ Engine Only \/ No DTC Changes","offer_id":55510760980779,"sku":"UND-GMLS34-BOLT-ENG-STD","price":349.99,"currency_code":"USD","in_stock":true},{"title":"Stock \/ Bolt-Ons \/ Engine Only \/ Supported Non-Emissions DTC Review","offer_id":55510761013547,"sku":"UND-GMLS34-BOLT-ENG-DTC","price":399.99,"currency_code":"USD","in_stock":true},{"title":"Stock \/ Bolt-Ons \/ Engine + Supported Transmission \/ No DTC Changes","offer_id":55510761046315,"sku":"UND-GMLS34-BOLT-TCU-STD","price":499.99,"currency_code":"USD","in_stock":true},{"title":"Stock \/ Bolt-Ons \/ Engine + Supported Transmission \/ Supported Non-Emissions DTC Review","offer_id":55510761079083,"sku":"UND-GMLS34-BOLT-TCU-DTC","price":549.99,"currency_code":"USD","in_stock":true},{"title":"Camshaft Build \/ Engine Only \/ No DTC Changes","offer_id":55510761111851,"sku":"UND-GMLS34-CAM-ENG-STD","price":449.99,"currency_code":"USD","in_stock":true},{"title":"Camshaft Build \/ Engine Only \/ Supported Non-Emissions DTC Review","offer_id":55510761144619,"sku":"UND-GMLS34-CAM-ENG-DTC","price":499.99,"currency_code":"USD","in_stock":true},{"title":"Camshaft Build \/ Engine + Supported Transmission \/ No DTC Changes","offer_id":55510761177387,"sku":"UND-GMLS34-CAM-TCU-STD","price":599.99,"currency_code":"USD","in_stock":true},{"title":"Camshaft Build \/ Engine + Supported Transmission \/ Supported Non-Emissions DTC Review","offer_id":55510761210155,"sku":"UND-GMLS34-CAM-TCU-DTC","price":649.99,"currency_code":"USD","in_stock":true},{"title":"Forced Induction \/ Engine Only \/ No DTC Changes","offer_id":55510761242923,"sku":"UND-GMLS34-FI-ENG-STD","price":599.99,"currency_code":"USD","in_stock":true},{"title":"Forced Induction \/ Engine Only \/ Supported Non-Emissions DTC Review","offer_id":55510761275691,"sku":"UND-GMLS34-FI-ENG-DTC","price":649.99,"currency_code":"USD","in_stock":true},{"title":"Forced Induction \/ Engine + Supported Transmission \/ No DTC Changes","offer_id":55510761308459,"sku":"UND-GMLS34-FI-TCU-STD","price":749.99,"currency_code":"USD","in_stock":true},{"title":"Forced Induction \/ Engine + Supported Transmission \/ Supported Non-Emissions DTC Review","offer_id":55510761341227,"sku":"UND-GMLS34-FI-TCU-DTC","price":799.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0998\/8574\/4427\/files\/gm-ls-gen3-gen4-custom-tune.png?v=1788969495","url":"https:\/\/undisputedracing.com\/products\/gm-ls-gen-iii-iv-custom-tuning-p01-p59-e38-e67","provider":"Undisputed Racing","version":"1.0","type":"link"}