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Holley
Holley UK – Carburetors, EFI Systems & Performance Parts Holley is a legendary name in the world of performance. Since 1903, Holley has been at the forefront of fuelling technology, powering everything from classic hot rods to modern race cars....
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Holley EFI 550-916T
Holley EFI Terminator X Max - LS1/LS6
Not recommended for 4x4 applications with electronic transfer...
Part TypeFuel Injection System£1,892.99£1,807.99 inc VAT£1,506.66 ex VAT -
Holley EFI 550-910T
Holley EFI Terminator X - Gen IV 4.8/5.3/6.0 GM Truck Engines And…
Terminator X ECU's are designed to be mounted...
Part TypeFuel Injection System£1,432.00£1,327.00 inc VAT£1,105.83 ex VAT -
Holley EFI 550-909T
Holley EFI Terminator X - GM LS1/LS6 - 24x Crank - 1x Cam - EV6
Terminator X ECU's are designed to be mounted...
Part TypeFuel Injection System£1,432.00£1,327.00 inc VAT£1,105.83 ex VAT -
Holley EFI 550-905T
Holley EFI Terminator X - Gen IV 4.8/5.3/6.0 GM Truck Engines And…
Terminator X ECU's are designed to be mounted...
Part TypeFuel Injection System£1,432.00£1,327.00 inc VAT£1,105.83 ex VAT -
Holley EFI 550-904T
Holley EFI Terminator X - Gen III 4.8/5.3/6.0 GM Truck Engines
Terminator X ECU's are designed to be mounted...
Part TypeFuel Injection System£1,432.00£1,327.00 inc VAT£1,105.83 ex VAT -
Holley EFI 550-903T
Holley EFI Terminator X - GM LS1/LS6 - 24x Crank - 1x Cam - EV1
Terminator X ECU's are designed to be mounted...
Part TypeFuel Injection System£1,432.00£1,327.00 inc VAT£1,105.83 ex VAT -
Holley EFI 550-1080
Holley EFI Terminator X Stealth 2x4 4500 Kit - Shiny
Not for use with engines producing less than...
Part TypeFuel Injection Conversion Kit£3,835.99£3,709.99 inc VAT£3,091.66 ex VAT -
Holley EFI 550-1076
Holley EFI Terminator X Stealth 4150 2x4 - Gold - 8 Injectors -
8 Injectors - 800-1500 HP
Part TypeFuel Injection Conversion Kit£3,221.99£3,098.99 inc VAT£2,582.49 ex VAT -
Holley EFI 550-1070
Holley EFI Terminator X Stealth 4500 - Shiny - 8 Injectors - 800-1500
8 Injectors - 800-1500 HP
Part TypeFuel Injection System£2,986.99£2,864.99 inc VAT£2,387.49 ex VAT -
Holley EFI 550-1062
Holley EFI Terminator X Stealth GM LS 4150 - Gold - 58X Crank - 4
58X Crank - 4 Injectors - 650 HP
Part TypeFuel Injection System£2,352.98£2,253.98 inc VAT£1,878.32 ex VAT -
Holley EFI 550-1060
Holley EFI Terminator X Stealth GM LS 4150 - Shiny - 58X Crank - 4
58X Crank - 4 Injectors - 650 HP
Part TypeFuel Injection System£2,352.98£2,253.98 inc VAT£1,878.32 ex VAT -
Holley EFI 550-1022
Holley EFI Terminator X Stealth GM LS 4150 - Gold - 24X Crank - 4
24X Crank - 4 Injectors - 650 HP
Part TypeFuel Injection System£2,352.98£2,253.98 inc VAT£1,878.32 ex VAT -
Holley EFI 550-1020
Holley EFI Terminator X Stealth GM LS 4150 - Shiny - 24X Crank - 4
24X Crank - 4 Injectors - 650 HP
Part TypeFuel Injection System£2,352.98£2,253.98 inc VAT£1,878.32 ex VAT -
Holley EFI 550-1013
Holley EFI Terminator X Max Stealth 4150 - Gold - Pre-2009 GM
Not recommended for 4x4 applications with electronic transfer...
Part TypeFuel Injection System£2,454.98£2,317.99 inc VAT£1,931.66 ex VAT -
Holley EFI 550-1011
Holley EFI Terminator X Max Stealth 4150 - Shiny - Pre-2009 GM
Not recommended for 4x4 applications with electronic transfer...
Part TypeFuel Injection System£2,454.98£2,317.99 inc VAT£1,931.66 ex VAT -
Holley EFI 550-1003
Holley EFI Terminator X Stealth 4150 - Gold - 4 Injectors - 650 HP
4 Injectors - 650 HP
Part TypeFuel Injection System£2,045.99£1,972.00 inc VAT£1,643.33 ex VAT -
Holley EFI 550-1001
Holley EFI Terminator X Stealth 4150 - Shiny - 4 Injectors - 650 HP
4 Injectors - 650 HP
Part TypeFuel Injection System£2,045.99£1,972.00 inc VAT£1,643.33 ex VAT -
Holley EFI 534-45
Holley EFI Pro-Jection Computer Data Cable
CLEARANCE ITEM / ALL SALES FINAL
Part TypeFuel Injection Wiring Harness Adapter£10.00£4.99 inc VAT£4.16 ex VAT -
Holley EFI 534-303
Holley EFI Terminator X Stealth 4500 Service Throttle Body - Shiny
Verify your kickdown provisions for complete installation.
Part TypeFuel Injection Throttle Body£1,483.99£1,354.99 inc VAT£1,129.16 ex VAT -
Holley EFI 534-301
Holley EFI Terminator X Stealth 4500 Throttle Body - Shiny
Verify your kickdown provisions for complete installation.
Part TypeFuel Injection Throttle Body£1,205.99£1,054.00 inc VAT£878.33 ex VAT -
Holley EFI 534-292
Holley EFI Terminator X Stealth 4150 Throttle Body - Shiny
Verify your kickdown provisions for complete installation.
Part TypeFuel Injection Throttle Body£1,699.00 inc VAT£1,415.83 ex VAT -
Holley EFI 36-590
Holley EFI 12oz Stainless Steel Wine Tumbler
Holley EFI 12 oz. Stainless Steel Wine Glass...
Part TypeCup£13.99£8.99 inc VAT£7.49 ex VAT -
Holley EFI 36-588
Holley EFI 18oz Travel Coffee Tumbler
Holley EFI 18 oz Double-Wall insulated travel /...
Part TypeCup£14.99£10.00 inc VAT£8.33 ex VAT -
Holley EFI 300-920
Holley EFI HI-RAM BASE, FORD COYOTE
Fits 2011-2023 Ford 5.0 Coyotes
Part TypeEngine Intake Manifold£602.99£589.99 inc VAT£491.66 ex VAT -
Holley EFI 300-912
Holley EFI ULTRA LO-RAM FORD COYOTE - 2015-2020 GT350 or 2019-2022
2015-2020 GT350 or 2019-2022 GT500
Part TypeEngine Intake Manifold£971.99£451.00 inc VAT£375.83 ex VAT
Holley UK – Carburetors, EFI Systems & Performance Parts
Holley is a legendary name in the world of performance. Since 1903, Holley has been at the forefront of fuelling technology, powering everything from classic hot rods to modern race cars. Known for their carburetors, EFI systems, fuel pumps, and complete performance solutions, Holley remains the first choice for enthusiasts worldwide.
The Holley Legacy
Holley carburetors became an icon in American muscle cars and motorsport, appearing on millions of vehicles over the decades. Today, Holley’s reach extends far beyond carburetion, with a massive catalogue that includes EFI systems, intake manifolds, exhaust solutions, ignition systems, and even full fuel delivery kits.
Why Enthusiasts Choose Holley
- Unmatched History: Over 100 years of performance innovation.
- Complete Solutions: Everything from fuelling to exhaust under one brand family.
- Motorsport Proven: Trusted in drag racing, circle track, and street performance applications.
- Modern Technology: Cutting-edge EFI systems that bring classic builds into the future.
Popular Holley Products
- Holley 4150 & 4160 Carburetors
- Sniper EFI Conversion Kits
- Holley Terminator X Engine Management
- Fuel Pumps & Regulators
- Holley Intake Manifolds
Holley in the UK
Billy’s Speed Shop brings Holley performance parts to the UK, eliminating the cost and hassle of importing. Whether you’re restoring a classic V8, tuning a modern LS swap, or building a drag car, Holley offers the solutions you need – available now with fast UK delivery.
Fuel your project with Holley UK performance parts – order today at Billy’s Speed Shop.



