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Engine & Performance

Choose from Engine & Performance products for Harley-Davidson, American V-twin and compatible motorcycle applications. Across the range you will find products for engine components. Compatibility varies, so match the stated model, year and technical details before ordering.

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Daytona Twin Tec LLC High Performance Fuel Injector Set for 2006-2017 Harley-Davidson Black
£419.66 - £419.66
£419.66
£419.66 - £419.66
£419.66

Daytona Twin Tec LLC High Performance Fuel Injector Set for 2006-2017 Harley-Davidson Black #20078

Only 2 left!

DescriptionHigh Performance Fuel Injector SetDetailed test report included with each setMade using the latest injector technologyMade in the USAFit...

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£419.66 - £419.66
£419.66
£419.66 - £419.66
£419.66
Daytona Twin Tec LLC High Performance Fuel Injector Set for 2006-2017 Harley-Davidson Black
£388.84 - £388.84
£388.84
£388.84 - £388.84
£388.84

Daytona Twin Tec LLC High Performance Fuel Injector Set for 2006-2017 Harley-Davidson Black #20071

Only 2 left!

DescriptionHigh Performance Fuel Injector SetDetailed test report included with each setMade using the latest injector technologyMade in the USAFit...

View full details
£388.84 - £388.84
£388.84
£388.84 - £388.84
£388.84
Daytona Twin Tec LLC High Performance Fuel Injector Set for 2006-2017 Harley-Davidson Black
£379.36 - £379.36
£379.36
£379.36 - £379.36
£379.36

Daytona Twin Tec LLC High Performance Fuel Injector Set for 2006-2017 Harley-Davidson Black

in stock

DescriptionHigh Performance Fuel Injector SetDetailed test report included with each setMade using the latest injector technologyMade in the USAFit...

View full details
£379.36 - £379.36
£379.36
£379.36 - £379.36
£379.36
Daytona Twin Tec LLC High Performance Fuel Injector Set for 2006-2017 Harley-Davidson Black
£367.50 - £367.50
£367.50
£367.50 - £367.50
£367.50

Daytona Twin Tec LLC High Performance Fuel Injector Set for 2006-2017 Harley-Davidson Black #20054

in stock

DescriptionHigh Performance Fuel Injector SetDetailed test report included with each setMade using the latest injector technologyMade in the USAFit...

View full details
£367.50 - £367.50
£367.50
£367.50 - £367.50
£367.50
Daytona Twin Tec LLC High Performance Fuel Injector Set for 2006-2017 Harley-Davidson Black
£339.06 - £339.06
£339.06
£339.06 - £339.06
£339.06

Daytona Twin Tec LLC High Performance Fuel Injector Set for 2006-2017 Harley-Davidson Black #20039

Only 1 left!

DescriptionHigh Performance Fuel Injector SetDetailed test report included with each setMade using the latest injector technologyMade in the USAFit...

View full details
£339.06 - £339.06
£339.06
£339.06 - £339.06
£339.06
Daytona Twin Tec LLC Wego III Wide-Band AFR (Air/Fuel Ratio) Monitoring System Sensor Kit Black Grey Single Channel Wide-Band O2
£618.62 - £618.62
£618.62
£618.62 - £618.62
£618.62

Daytona Twin Tec LLC Wego III Wide-Band AFR (Air/Fuel Ratio) Monitoring System Sensor Kit Black Grey Single Channel Wide-Band O2 #112001

in stock

DescriptionWego III Wide-Band AFR (Air/Fuel Ratio) Monitoring SystemSold in a system that includes WEGO III wide-band exhaust gas oxygen sensor int...

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£618.62 - £618.62
£618.62
£618.62 - £618.62
£618.62
Daytona Twin Tec LLC Replacement Oxygen Sensor WEGO II Black Grey Wide-Band O2
£154.29 - £154.29
£154.29
£154.29 - £154.29
£154.29

Daytona Twin Tec LLC Replacement Oxygen Sensor WEGO II Black Grey Wide-Band O2 #115001

in stock

DescriptionReplacement Oxygen SensorMade in the USASpecifications Type: Wide-Band O2 Product Name: Sensor Model: WEGO II Units: Each Colour/Fi...

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£154.29 - £154.29
£154.29
£154.29 - £154.29
£154.29
Daytona Twin Tec LLC Auto-tune Electronic Fuel Injection Control Module Kit for 2021-2024 Harley-Davidson 3 BAR Electronic Control Module Black Grey
£1,670.67 - £1,670.67
£1,670.67
£1,670.67 - £1,670.67
£1,670.67

Daytona Twin Tec LLC Auto-tune Electronic Fuel Injection Control Module Kit for 2021-2024 Harley-Davidson 3 BAR Electronic Control Module Black Grey #17823

in stock

DescriptionAuto-tune Electronic Fuel Injection Control Module KitQuickly auto-tune fuel curves for front and rear cylinders on a dyno or on-road wi...

View full details
£1,670.67 - £1,670.67
£1,670.67
£1,670.67 - £1,670.67
£1,670.67
Daytona Twin Tec LLC Auto-tune Electronic Fuel Injection Control Module Kit for 2021-2024 Harley-Davidson 2 BAR Electronic Control Module Black Grey
£1,594.72 - £1,594.72
£1,594.72
£1,594.72 - £1,594.72
£1,594.72

Daytona Twin Tec LLC Auto-tune Electronic Fuel Injection Control Module Kit for 2021-2024 Harley-Davidson 2 BAR Electronic Control Module Black Grey #17822

in stock

DescriptionAuto-tune Electronic Fuel Injection Control Module KitQuickly auto-tune fuel curves for front and rear cylinders on a dyno or on-road wi...

View full details
£1,594.72 - £1,594.72
£1,594.72
£1,594.72 - £1,594.72
£1,594.72
Daytona Twin Tec LLC Auto-tune Electronic Fuel Injection Control Module Kit for 2021-2024 Harley-Davidson Standard Electronic Control Module Black...
£1,518.79 - £1,518.79
£1,518.79
£1,518.79 - £1,518.79
£1,518.79

Daytona Twin Tec LLC Auto-tune Electronic Fuel Injection Control Module Kit for 2021-2024 Harley-Davidson Standard Electronic Control Module Black... #17821

in stock

DescriptionAuto-tune Electronic Fuel Injection Control Module KitQuickly auto-tune fuel curves for front and rear cylinders on a dyno or on-road wi...

View full details
£1,518.79 - £1,518.79
£1,518.79
£1,518.79 - £1,518.79
£1,518.79
Daytona Twin Tec LLC Auto-tune Electronic Fuel Injection Control Module Kit for 2021-2024 Harley-Davidson 3 BAR Electronic Control Module Black Grey
£1,670.67 - £1,670.67
£1,670.67
£1,670.67 - £1,670.67
£1,670.67

Daytona Twin Tec LLC Auto-tune Electronic Fuel Injection Control Module Kit for 2021-2024 Harley-Davidson 3 BAR Electronic Control Module Black Grey #17820

in stock

DescriptionAuto-tune Electronic Fuel Injection Control Module KitQuickly auto-tune fuel curves for front and rear cylinders on a dyno or on-road wi...

View full details
£1,670.67 - £1,670.67
£1,670.67
£1,670.67 - £1,670.67
£1,670.67
Daytona Twin Tec LLC Auto-tune Electronic Fuel Injection Control Module Kit for 2021-2024 Harley-Davidson 2 BAR Electronic Control Module Black Grey
£1,594.72 - £1,594.72
£1,594.72
£1,594.72 - £1,594.72
£1,594.72

Daytona Twin Tec LLC Auto-tune Electronic Fuel Injection Control Module Kit for 2021-2024 Harley-Davidson 2 BAR Electronic Control Module Black Grey #17819

in stock

DescriptionAuto-tune Electronic Fuel Injection Control Module KitQuickly auto-tune fuel curves for front and rear cylinders on a dyno or on-road wi...

View full details
£1,594.72 - £1,594.72
£1,594.72
£1,594.72 - £1,594.72
£1,594.72
Daytona Twin Tec LLC Auto-tune Electronic Fuel Injection Control Module Kit for 2017-2024 Harley-Davidson Standard Electronic Control Module Black...
£1,518.79 - £1,518.79
£1,518.79
£1,518.79 - £1,518.79
£1,518.79

Daytona Twin Tec LLC Auto-tune Electronic Fuel Injection Control Module Kit for 2017-2024 Harley-Davidson Standard Electronic Control Module Black... #17818

in stock

DescriptionAuto-tune Electronic Fuel Injection Control Module KitQuickly auto-tune fuel curves for front and rear cylinders on a dyno or on-road wi...

View full details
£1,518.79 - £1,518.79
£1,518.79
£1,518.79 - £1,518.79
£1,518.79
Daytona Twin Tec LLC Auto-tune Electronic Fuel Injection Control Module Kit for 2014-2017 Harley-Davidson Standard Electronic Control Module Black...
£1,518.79 - £1,518.79
£1,518.79
£1,518.79 - £1,518.79
£1,518.79

Daytona Twin Tec LLC Auto-tune Electronic Fuel Injection Control Module Kit for 2014-2017 Harley-Davidson Standard Electronic Control Module Black... #17803

in stock

DescriptionAuto-tune Electronic Fuel Injection Control Module KitQuickly auto-tune fuel curves for front and rear cylinders on a dyno or on-road wi...

View full details
£1,518.79 - £1,518.79
£1,518.79
£1,518.79 - £1,518.79
£1,518.79
Daytona Twin Tec LLC Manifold Absolute Pressure Sensor 2 BAR MAP
£140.07 - £140.07
£140.07
£140.07 - £140.07
£140.07

Daytona Twin Tec LLC Manifold Absolute Pressure Sensor 2 BAR MAP #17815

in stock

DescriptionManifold Absolute Pressure SensorSensor for fuel injection electronic control module kitRequired for part # 1020-4215 and 1020-4218.Spec...

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£140.07 - £140.07
£140.07
£140.07 - £140.07
£140.07
Daytona Twin Tec LLC Fuel Injection Electronic Control Module Kit for 2018-2020 Harley-Davidson 3 BAR Black White
£1,467.79 - £1,467.79
£1,467.79
£1,467.79 - £1,467.79
£1,467.79

Daytona Twin Tec LLC Fuel Injection Electronic Control Module Kit for 2018-2020 Harley-Davidson 3 BAR Black White #17813

in stock

DescriptionFuel Injection Electronic Control Module KitQuickly auto-tune fuel curves for front and rear cylinders on a dyno or on-road with new WEG...

View full details
£1,467.79 - £1,467.79
£1,467.79
£1,467.79 - £1,467.79
£1,467.79
Daytona Twin Tec LLC Fuel Injection Electronic Control Module Kit for 2018-2020 Harley-Davidson 2 BAR Black White
£1,401.07 - £1,401.07
£1,401.07
£1,401.07 - £1,401.07
£1,401.07

Daytona Twin Tec LLC Fuel Injection Electronic Control Module Kit for 2018-2020 Harley-Davidson 2 BAR Black White #17812

in stock

DescriptionFuel Injection Electronic Control Module KitQuickly auto-tune fuel curves for front and rear cylinders on a dyno or on-road with new WEG...

View full details
£1,401.07 - £1,401.07
£1,401.07
£1,401.07 - £1,401.07
£1,401.07
Daytona Twin Tec LLC Fuel Injection Electronic Control Module Kit for 2018-2020 Harley-Davidson Standard Black White
£1,334.36 - £1,334.36
£1,334.36
£1,334.36 - £1,334.36
£1,334.36

Daytona Twin Tec LLC Fuel Injection Electronic Control Module Kit for 2018-2020 Harley-Davidson Standard Black White #17811

in stock

DescriptionFuel Injection Electronic Control Module KitQuickly auto-tune fuel curves for front and rear cylinders on a dyno or on-road with new WEG...

View full details
£1,334.36 - £1,334.36
£1,334.36
£1,334.36 - £1,334.36
£1,334.36
Daytona Twin Tec LLC Fuel Injection Electronic Control Module Kit for 2017-2024 Harley-Davidson 3 BAR Black White
£1,467.79 - £1,467.79
£1,467.79
£1,467.79 - £1,467.79
£1,467.79

Daytona Twin Tec LLC Fuel Injection Electronic Control Module Kit for 2017-2024 Harley-Davidson 3 BAR Black White #17810

in stock

DescriptionFuel Injection Electronic Control Module KitQuickly auto-tune fuel curves for front and rear cylinders on a dyno or on-road with new WEG...

View full details
£1,467.79 - £1,467.79
£1,467.79
£1,467.79 - £1,467.79
£1,467.79
Daytona Twin Tec LLC Fuel Injection Electronic Control Module Kit for 2017-2024 Harley-Davidson 2 BAR Black White
£1,401.07 - £1,401.07
£1,401.07
£1,401.07 - £1,401.07
£1,401.07

Daytona Twin Tec LLC Fuel Injection Electronic Control Module Kit for 2017-2024 Harley-Davidson 2 BAR Black White #17809

in stock

DescriptionFuel Injection Electronic Control Module KitQuickly auto-tune fuel curves for front and rear cylinders on a dyno or on-road with new WEG...

View full details
£1,401.07 - £1,401.07
£1,401.07
£1,401.07 - £1,401.07
£1,401.07
Daytona Twin Tec LLC Fuel Injection Electronic Control Module Kit for 2017-2024 Harley-Davidson Standard Black White
£1,334.36 - £1,334.36
£1,334.36
£1,334.36 - £1,334.36
£1,334.36

Daytona Twin Tec LLC Fuel Injection Electronic Control Module Kit for 2017-2024 Harley-Davidson Standard Black White #17808

in stock

DescriptionFuel Injection Electronic Control Module KitQuickly auto-tune fuel curves for front and rear cylinders on a dyno or on-road with new WEG...

View full details
£1,334.36 - £1,334.36
£1,334.36
£1,334.36 - £1,334.36
£1,334.36
Daytona Twin Tec LLC Twin Tuner II Fuel Injection Controller for 2001-2013 Harley-Davidson Black White
£391.97 - £391.97
£391.97
£391.97 - £391.97
£391.97

Daytona Twin Tec LLC Twin Tuner II Fuel Injection Controller for 2001-2013 Harley-Davidson Black White #16200

in stock

DescriptionTwin Tuner II Fuel Injection ControllerEasily adjusts the OEM Delphi fuel-injection and ignition to match the requirements of performanc...

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£391.97 - £391.97
£391.97
£391.97 - £391.97
£391.97
£11.30 - £11.30
£11.30
£11.30 - £11.30
£11.30

Custom Dynamics TSM Connector Replacement Seals Silicone Rubber 10 Pack #PACK-TSM-SEAL

in stock

DescriptionTSM Connector Replacement SealsHeavy-duty silicone rubber seal designed to replace the factory-installed seal on Harley-Davidson TSM (Tu...

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£11.30 - £11.30
£11.30
£11.30 - £11.30
£11.30
£520.50 - £520.50
£520.50
£520.50 - £520.50
£520.50

Custom Cycle Engineering Evo Finned Rocker Covers for 1984-2003 Harley-Davidson Aluminium Machined Rocker Box Pair #CCE5833

in stock

DescriptionEvo Finned Rocker CoversOriginal Randy Smith designTop covers onlyFeatures a guaranteed fit and are compatible with the very latest brea...

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£520.50 - £520.50
£520.50
£520.50 - £520.50
£520.50

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