




⚡ Upgrade your LS engine with BTR’s precision lifters – because your ride deserves the best!
This Brian Tooley Racing set includes 16 genuine Delphi LS7 hydraulic roller lifters and 4 alloy steel guide trays, engineered for Gen 3 and Gen 4 LS engines plus Gen 5 LT engines (Non-DOD only). Designed as a direct OEM equivalent (GM 12499225), these lifters ensure reliable valve operation and broad compatibility across popular LS and LT platforms, making them a must-have upgrade for serious performance enthusiasts.
| Brand | BTR Brian Tooley Racing |
| Auto Part Position | Center |
| Material | Alloy Steel |
| Included Components | Brian Tooley Racing (BTR) Delphi LS7 Lifters (set of 16), Guide Trays (set of 4) |
| Manufacturer | BTR Brian Tooley Racing |
| Automotive Fit Type | Vehicle Specific Fit |
| Model | Delphi LS7 Lifters |
| Item Weight | 6.34 pounds |
| Package Dimensions | 12.17 x 9.65 x 4.69 inches |
| Item model number | X12499225-16 |
| Exterior | Machined |
| Manufacturer Part Number | X12499225-16 + BTR95365-4 |
| OEM Part Number | 12499225 |
| Special Features | hydraulic ls7-style lifters |
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