SKU: HLY550-877
UPC: 090127077979
MPN: 550-877
The EFI Sniper 4150 Kit Black Finish from HOLLEY is a professional-grade electronic fuel injection tuning hardware designed for high-performance engine management in tactical and specialized applications. This complete kit is ideal for operators and technicians who demand precision fuel system control in challenging environments where reliability is essential.
Constructed from durable aluminum alloy, the EFI Sniper 4150 Kit is engineered to withstand harsh field conditions while ensuring consistent thermal performance. It integrates a dedicated ECU, wiring harness, and fuel system sensors into a unified platform, automatically compensating for altitude, air temperature, and load variations—critical factors for mobile operations.
Operators using vintage or modified powerplants, including classic military-spec engines or custom-built platforms, will find the Sniper kit beneficial for its real-time diagnostics and reliable performance. The 4150-class throttle body design provides the necessary airflow capacity for high-displacement engines, ensuring cold-start reliability and seamless acceleration.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.
