Pay in 4 interest-free payments of $36.22 Learn more
Ships within 48 hours · Estimated delivery Aug 1 - Aug 6
PLEASE SEE DOWNPIPE & 4" EXHAUST BUNDLE
Includes Heavy-duty Silicone Couplers & Stainless Steel T-bolt Clamps
& 2019-2023 REQUIRE THE HP TUNERS ECM SEND-IN UNLOCK SERVICE
ECM UNLOCK SERVICE REQUIRES YOU TO SHIP YOUR ORIGINAL ECM IN TO HP TUNERS FOR A ONE TIME UNLOCK
Stainless Lap Joint Clamps
HP Tuners AMDP RTD4 Tuning Device PREORDER PLEASE SEE DOWNPIPE & 4"Fitment & Features 2024 2025 Duramax 6. 6L THIS IS A DEVICE ONLY, TUNE FILES AND CREDITS WILL BE PURCHASED SEPARATELY HOW IT WORKS: PURCHASE THE RTD4 AND CREDITS DOWNLOAD THE FREE TDN APP AND CONNECT YOUR RTD4 VIA BLUETOOTH ENTER AMDP CUSTOM TUNINGS INVITE CODE TO JOIN THE NETWORK SEND YOUR VEHICLES STOCK READ FILE AND DATALOGS TO AMDP DIRECT RECEIVE AND FLASH YOUR CUSTOM TUNE FILE INVITE CODE: MNFS 4601 RTD4 VIDEO: https: www. youtube. com shorts
