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 117

Davis Unified Ignition Crossfire Cap and Rotor Kits CF12000BK

Cross-Fire Black Cap/Rotor-GM D.U.I. V-8 Internal Coil- L-Clamp Style

Part Number: DUI-CF12000BK

4.44 out of 5 stars ( 34 )

Estimated Ship Date: Today

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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

4.08 out of 5 stars ( 13 )

Estimated Ship Date: Today

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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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Davis Unified Ignition Cap and Rotor Kits 17000BK

4 CYL HEI CAP AND ROTOR

Part Number: DUI-17000BK

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 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: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered today

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

4.23 out of 5 stars ( 13 )

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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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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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 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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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

3.86 out of 5 stars ( 7 )

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

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Today

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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

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Estimated Ship Date: 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: Today

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Estimated Ship Date: 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: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered 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: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered 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 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 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: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered today

Davis Unified Ignition Cap and Rotor Kits 12000LBK

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

Part Number: DUI-12000LBK

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 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: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 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 35500BL

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

Part Number: DUI-35500BL

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered today

Davis Unified Ignition Distributor Cap and Rotor Kits 15000-OFBK

Cap & Rotor - Black - Jeep/Buick Odd-Fire V6 DUI/HEI - Internal Coil

Part Number: DUI-15000-OFBK

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered today

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