| Billet L5P intake plenums with injectable spray bar! | squarerootfabrication.com | 2100 USD | — | — |
| 5" LSA Cold Air Intake System for the G8 cars and others | squarerootfabrication.com | 749.99 USD | — | — |
| Harrop 2650i Supercharger Snout Straight flanged 120mm | squarerootfabrication.com | 650 USD | — | — |
| 2015–2019 Billet Tow Hooks (Show Use Only) | squarerootfabrication.com | 625 USD | — | — |
| L5P 10 Bar Map sensor kit PreORDERS!!! Read full description!! | squarerootfabrication.com | 600 USD | — | — |
| 17-24 L5p 5” air intake tube kit | squarerootfabrication.com | 550 USD | — | — |
| Lsa intake kits | squarerootfabrication.com | 550 USD | — | — |
| Wehrli Custom Fabrication 2017-2023 L5P / 2019-2023 L5D Duramax High Flow Turbo Pedestal Kit - WCF100185 | squarerootfabrication.com | 530 USD | — | — |
| L5P flanges | squarerootfabrication.com | 500 USD | — | — |
| L5P Duramax Billet Injector Hold Downs | squarerootfabrication.com | 499.99 USD | — | — |
| 2008–2009 Pontiac G8 Turbo Headlight Air Inlet | squarerootfabrication.com | 350 USD | — | — |
| 15-19 Chevy/Gmc 2500-3500 Billet fender support bars | squarerootfabrication.com | 350 USD | — | — |
| 2003–2006 Silverado “Cateye” Headlight Turbo Air Inlet | squarerootfabrication.com | 300 USD | — | — |
| Lt4 Factory throttle body tight radius intake 90 | squarerootfabrication.com | 275 USD | — | — |
| 5" LSA Supercharger intake | squarerootfabrication.com | 275 USD | — | — |
| 4” Lsa intake | squarerootfabrication.com | 275 USD | — | — |
| SRF L5P Duramax Intake Horn | squarerootfabrication.com | 275 USD | — | — |
| SRF L5P Duramax Injector Hold Down Stud Kit | squarerootfabrication.com | 228 USD | — | — |
| Intake velocity stack | squarerootfabrication.com | 200 USD | — | — |
| L5P / L5D Duramax Exhaust Up Pipe and Manifold Stud Kit | squarerootfabrication.com | 165 USD | — | — |
| Ar15 picatinny brass catcher | squarerootfabrication.com | 150 USD | — | — |
| Whipple 3.0 Supercharger 112mm/120mm Throttle Body adaptor | squarerootfabrication.com | 150 USD | — | — |
| 2003–2006 Silverado “Cateye” LED Headlight Turbo Air Inlet Scoop | squarerootfabrication.com | 150 USD | — | — |
| Ar10 picatinny brass catcher | squarerootfabrication.com | 150 USD | — | — |
| 2020+ L5P Duramax Cold-Side Charge Pipe Adapter | squarerootfabrication.com | 140 USD | — | — |
| Detroit Battery Lithium Pro Battery’s/mount | squarerootfabrication.com | 125 USD | — | — |
| 2017–2019 L5P Duramax Cold-Side Charge Pipe Adapter | squarerootfabrication.com | 125 USD | — | — |
| Ls engine cap kit | squarerootfabrication.com | 110 USD | — | — |
| L5P/L5D Valve spring compressor | squarerootfabrication.com | 99.99 USD | — | — |
| 17-19 L5p Turbo coolant hose assembly | squarerootfabrication.com | 90 USD | — | — |
| 2015–2019 Silverado & Sierra Edge CTS3 Center Console Mount | squarerootfabrication.com | 85 USD | — | — |
| 4” intake ls7 maf adaptor | squarerootfabrication.com | 75 USD | — | — |
| Ls3/Ls7 maf 5” coupler/adaptor | squarerootfabrication.com | 75 USD | — | — |
| Bog Deathgrip Riser | squarerootfabrication.com | 75 USD | — | — |
| 2020+ L5P turbo coolant fitting upgrade | squarerootfabrication.com | 75 USD | — | — |
| 73-87 c10 Holley terminator x max ecu mount | squarerootfabrication.com | 70 USD | — | — |
| 2020+ L5P/L5D Billet Turbo Coolant Return Kit | squarerootfabrication.com | 70 USD | — | — |
| Chevy/Gmc L5P bumper spacers | squarerootfabrication.com | 65 USD | — | — |
| L5p turbo coolant fitting | squarerootfabrication.com | 60 USD | — | — |
| Ls valve cover cap for paint or powdercoating | squarerootfabrication.com | 60 USD | — | — |