Davis Unified Ignition (DUI) Distributors & More

Add Davis Unified Ignition products to your ride, and get the horsepower boost you’re looking for. Our Davis Unified Ignition products include distributors to...

Add Davis Unified Ignition products to your ride, and get the horsepower boost you’re looking for. Our Davis Unified Ignition products include distributors to properly deliver high voltage from the coil to the correct cylinder, ignition coils to fire your spark plugs, batteries to power your ride, alternators to charge your battery, and much more! Davis Unified Ignition is a Performance Distributors brand and was the first to launch a performance HEI distributor. The goal of DUI is to provide your engine with more power, torque, and efficiency. Give one of these revolutionary products a try and feel the difference!

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Results 1 - 25 of 364

Davis Unified Ignition Cap and Rotor Kits 32100BL

Cap & Rotor, Blue, Male/HEI, Brass Terminals, Clamp-Down, Ford, Duraspark, Big/Small Block, V8, Kit

Part Number: DUI-32100BL

4.0 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Davis Unified Ignition Cap and Rotor Kits 36100BL

Cap & Rotor, Blue, Crab Style, Brass Terminals, Screw-Down, Chevy, 5.0, 5.7L, Kit

Part Number: DUI-36100BL

4.09 out of 5 stars ( 11 )

Estimated Ship Date: Today

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Davis Unified Ignition Cap and Rotor Kits 36200BL

Cap & Rotor, Blue, Male/HEI, Brass Terminals, Screw-Down, GM V6, Kit

Part Number: DUI-36200BL

4.2 out of 5 stars ( 20 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition Cap and Rotor Kits 35100RD

Cap & Rotor, Red, Male/HEI, Brass Terminals, Screw-Down, Jeep, AMC 6-Cylinder, Kit

Part Number: DUI-35100RD

4.58 out of 5 stars ( 31 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition Cap and Rotor Kits 34100BL

Cap & Rotor, Blue, Male/HEI, Brass Terminals, Clamp-Down, Ford, Big/Small Block, V8, Kit

Part Number: DUI-34100BL

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Davis Unified Ignition D.U.I. Rotor Bushings 122222

HEI Bushing, Carbon Button, Brass, GM HEI Cap, Each

Part Number: DUI-122222

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition Cap and Rotor Kits 33100BK

Cap and Rotor, Black, Male/HEI, Brass Terminals, Screw-Down, Chevy, 5.0, 5.7, 7.4L, Kit

Part Number: DUI-33100BK

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition Cap and Rotor Kits 35100BL

Cap & Rotor, Blue, Male/HEI, Brass Terminals, Screw-Down, Jeep, AMC 6-Cylinder, Kit

Part Number: DUI-35100BL

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition Cap and Rotor Kits 12000BK

Cap & Rotor, Black, Male/HEI, Brass Terminals, Clamp-Down, Buick, Chevy, Oldsmobile, GMC, Pontiac, V8, Kit

Part Number: DUI-12000BK

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition Cap and Rotor Kits 12000RD

Cap & Rotor, Red, Male/HEI, Brass Terminals, Clamp-Down, Buick, Chevy, Oldsmobile, GMC, Pontiac, V8, Kit

Part Number: DUI-12000RD

3.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition Cap and Rotor Kits 12000CL

Cap & Rotor, Clear, Male/HEI, Brass Terminals, Clamp-Down, Buick, Chevy, Oldsmobile, GMC, Pontiac, V8, Kit

Part Number: DUI-12000CL

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition Cap and Rotor Kits 32100RD

Cap & Rotor, Red, Male/HEI, Brass Terminals, Clamp-Down, Ford, Duraspark, Big/Small Block, V8, Kit

Part Number: DUI-32100RD

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition Cap and Rotor Kits 12000BL

Cap & Rotor, Blue, Male/HEI, Brass Terminals, Clamp-Down, Buick, Chevy, Oldsmobile, GMC, Pontiac, V8, Kit

Part Number: DUI-12000BL

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition Cap and Rotor Kits 35300BL

Cap & Rotor, Blue, Male/HEI, Brass Terminals, Screw-Down, AMC/Mopar, 4-Cylinder, Kit

Part Number: DUI-35300BL

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

Davis Unified Ignition Cap and Rotor Kits 34100RD

Cap & Rotor, Red, Male/HEI, Brass Terminals, Clamp-Down, Ford, Big/Small Block, V8, Kit

Part Number: DUI-34100RD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

Davis Unified Ignition Cap and Rotor Kits 12000YL

Cap & Rotor, Yellow, Male/HEI, Brass Terminals, Clamp-Down, Buick, Chevy, Oldsmobile, GMC, Pontiac, V8, Kit

Part Number: DUI-12000YL

4.75 out of 5 stars ( 4 )

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

Davis Unified Ignition Cap and Rotor Kits 15000BK

Cap and Rotor, Black, Male/HEI, Brass Terminals, Clamp-Down, GM V6, Kit

Part Number: DUI-15000BK

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition Cap and Rotor Kits 15000BL

Cap and Rotor, Blue, Male/HEI, Brass Terminals, Clamp-Down, GM V6, Kit

Part Number: DUI-15000BL

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition Cap and Rotor Kits 15000RD

Cap and Rotor, Red, Male/HEI, Brass Terminals, Clamp-Down, GM V6, Kit

Part Number: DUI-15000RD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

Davis Unified Ignition Cap and Rotor Kits 35200BK

Cap & Rotor, Black, Male/HEI, Brass Terminals, Screw-Down, Mopar, Small Block Magnum, Kit

Part Number: DUI-35200BK

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition Cap and Rotor Kits 35100BK

Cap & Rotor, Black, Male/HEI, Brass Terminals, Screw-Down, Jeep, AMC 6-Cylinder, Kit

Part Number: DUI-35100BK

4.0 out of 5 stars ( 4 )

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

Davis Unified Ignition Cap and Rotor Kits 35200RD

Cap & Rotor, Red, Male/HEI, Brass Terminals, Screw-Down, Mopar, Small Block Magnum, Kit

Part Number: DUI-35200RD

4.81 out of 5 stars ( 16 )

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Davis Unified Ignition Cap and Rotor Kits 35200BL

Cap & Rotor, Blue, Male/HEI, Brass Terminals, Screw-Down, Mopar, Small Block Magnum, Kit

Part Number: DUI-35200BL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

Davis Unified Ignition Cap and Rotor Kits 33100BL

Cap and Rotor, Blue, Male/HEI, Brass Terminals, Screw-Down, Chevy, 5.0, 5.7, 7.4L, Kit

Part Number: DUI-33100BL

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

Davis Unified Ignition Cap and Rotor Kits 35500BL

Cap & Rotor, Blue, Male/HEI, Brass Terminals, Screw-Down, GM V6, Kit

Part Number: DUI-35500BL

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

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