| Ag Equipment Emission Deletes and Tuning | derkscustomcars.com | 2000 USD | — | — |
| 2023-2024 Ford 6.7 Powerstroke Emissions delete Tune, Bench flash. | derkscustomcars.com | 1749 USD | — | — |
| 2017 - 2023 L5P delete kit | derkscustomcars.com | 1350 USD | — | — |
| 2011 - 2016 LML Emissions Delete + Performance tune with AutoCal | derkscustomcars.com | 1249 USD | — | — |
| 2016 - 2022 LWN 2.8 Duramax Emissions Delete + Performance tune with EfiLive AutoCal | derkscustomcars.com | 1158 USD | — | — |
| 2014 - 2019 LUZ/LH7 2.0/1.6 Chevy Cruze Delete with EfiLive AutoCal | derkscustomcars.com | 1158 USD | — | — |
| 2023-2024 Ford 6.7 Powerstroke Emissions delete Tune for Avto or Forscan | derkscustomcars.com | 1149 USD | — | — |
| LB7, LLY, LBZ & LMM EGR Delete +DSP 5 tune with AutoCal | derkscustomcars.com | 1058 USD | — | — |
| LB7, LLY, LBZ & LMM EGR Delete +Hp with AutoCal | derkscustomcars.com | 1058 USD | — | — |
| LB7, LLY, LBZ & LMM EGR Delete with AutoCal | derkscustomcars.com | 999 USD | — | — |
| 2014 - 2019 Ram / Jeep 3.0 Eco Diesel Delete tune, MAIL in ECM | derkscustomcars.com | 859 USD | — | — |
| 2017 - 2023 L5P delete Email tune | derkscustomcars.com | 799 USD | — | — |
| 2011-2015 LML Exhaust Systems V-band flange | derkscustomcars.com | 745 USD | — | — |
| LWN Turbo Back Aluminized or Stainless Exhaust System | derkscustomcars.com | 599 USD | — | — |
| 2011 - 2016 LML Emissions Delete tune + HP Bench flash or Local | derkscustomcars.com | 579 USD | — | — |
| 2014-2015 LUZ Cruze Emissions Delete tune Bench flash or Local | derkscustomcars.com | 579 USD | — | — |
| LB7, LLY, LBZ & LMM Delete + DSP 5 Efilive, mail in ECM or Local | derkscustomcars.com | 529 USD | — | — |
| 2016 - 2022 LWN 2.8 Truck & Van Duramax Emissions Delete + Performance tune, for AutoCal via Email | derkscustomcars.com | 529 USD | — | — |
| 2011 - 2016 LML Emissions Delete + Performance tune with EfiLive or HPTuners, Via EMAIL | derkscustomcars.com | 499 USD | — | — |
| AutoCal V3 | derkscustomcars.com | 499 USD | — | — |
| Custom tuning 499 | derkscustomcars.com | 499 USD | — | — |
| 2013-2019 6.7 Powerstroke Emissions Removal tune + Hp with HPtuners, Remotely, mail in ECM or at Shop | derkscustomcars.com | 479 USD | — | — |
| LB7, LLY, LBZ & LMM EGR Delete +Hp mail in ECM or Local | derkscustomcars.com | 479 USD | — | — |
| 2014 - 2019 LUZ/LH7 2.0/1.6 Chevy Cruze Delete via Email | derkscustomcars.com | 459 USD | — | — |
| LB7, LLY, LBZ & LMM EGR Delete +DSP 5 Email tune with Efilive | derkscustomcars.com | 439 USD | — | — |
| Cummins Emissions Delete + Performance tune with EfiLive, Via EMAIL | derkscustomcars.com | 399 USD | — | — |
| L5P Downpipe | derkscustomcars.com | 399 USD | — | — |
| LB7, LLY, LBZ & LMM EGR Delete Email tune with Efilive | derkscustomcars.com | 399 USD | — | — |
| 6.4 Powerstroke Emissions Removal tune + Hp mail in ECM or at Shop | derkscustomcars.com | 329 USD | — | — |
| DEALER ONLY! | derkscustomcars.com | 300 USD | — | — |
| Custom tuning 300 | derkscustomcars.com | 300 USD | — | — |
| LB7, LLY, LBZ & LMM Duramax VATS Delete | derkscustomcars.com | 299 USD | — | — |
| Custom tuning 250 | derkscustomcars.com | 250 USD | — | — |
| 11-16 LML Duramax Cooler Upgrade Kit | derkscustomcars.com | 241 USD | — | — |
| HEMI Swap, Chrysler / Dodge SKIM removal & Start up tune | derkscustomcars.com | 229 USD | — | — |
| Atlas Vortec 4200 I6 swap startup tune | derkscustomcars.com | 199 USD | — | — |
| wholesale Exhaust | derkscustomcars.com | 198.81 USD | — | — |
| High Flow LB7, LLY, LBZ, LMM, LML Up-pipe | derkscustomcars.com | 169 USD | — | — |
| Duramax LBZ/LMM/LML A40, A50 and T87 TCM Tuning | derkscustomcars.com | 149 USD | — | — |
| T42/T43 transmission tune | derkscustomcars.com | 149 USD | — | — |