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 69

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 Vortec D.U.I. Distributors 12625BL

Distributor, Aluminum, Magnetic Pickup, Electronic Advance, Chevy, Small Block, 5.0, 5.7L, Vortec, Each

Part Number: DUI-12625BL

4.3 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Davis Unified Ignition GM Street/Strip D.U.I. Distributors 12720-ZZ4BK

Distributor, HEI, ZZ4 Crate Engine, Mechanical/Vacuum Advance, Black Cap, Chevy, Small Block, Each

Part Number: DUI-12720-ZZ4BK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Davis Unified Ignition Marine Racing 7,000 RPM Coil Kits M240001RD

Distributor Replacement Parts, Cap, Coil, Rotor, 7,000 RPM Marine Racing, Red, Chevy V8, Kit

Part Number: DUI-M240001RD

Not Yet Reviewed

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 Marine Racing 7,000 RPM Coil Kits M240001BK

Distributor Replacement Parts, Cap, Coil, Rotor, 7,000 RPM Marine Racing, Black, Chevy V8, Kit

Part Number: DUI-M240001BK

Not Yet Reviewed

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 Marine Racing 7,000 RPM Coil Kits M240001BL

Distributor Replacement Parts, Cap, Coil, Rotor, 7,000 RPM Marine Racing, Blue, Chevy V8, Kit

Part Number: DUI-M240001BL

Not Yet Reviewed

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 Marine Racing 10,000 RPM Coil Kits M121000BK

Distributor Replacement Parts, Cap, Coil, Rotor, 10,000 RPM Marine Racing, Black, Chevy V8, Kit

Part Number: DUI-M121000BK

Not Yet Reviewed

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 Marine Racing 10,000 RPM Coil Kits M121000BL

Distributor Replacement Parts, Cap, Coil, Rotor, 10,000 RPM Marine Racing, Blue, Chevy V8, Kit

Part Number: DUI-M121000BL

Not Yet Reviewed

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 Marine Racing 10,000 RPM Coil Kits M121000CL

Distributor Replacement Parts, Cap, Coil, Rotor, 10,000 RPM Marine Racing, Clear, Chevy V8, Kit

Part Number: DUI-M121000CL

Not Yet Reviewed

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 Marine Racing 10,000 RPM Coil Kits M121000RD

Distributor Replacement Parts, Cap, Coil, Rotor, 10,000 RPM Marine Racing, Red, Chevy V8, Kit

Part Number: DUI-M121000RD

Not Yet Reviewed

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 Marine Racing 10,000 RPM Coil Kits M121000YL

Distributor Replacement Parts, Cap, Coil, Rotor, 10,000 RPM Marine Racing, Yellow, Chevy V8, Kit

Part Number: DUI-M121000YL

Not Yet Reviewed

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 Marine Racing 7,000 RPM Coil Kits M240001YL

Distributor Replacement Parts, Cap, Coil, Rotor, 7,000 RPM Marine Racing, Yellow, Chevy V8, Kit

Part Number: DUI-M240001YL

Not Yet Reviewed

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 Marine Racing 7,000 RPM Coil Kits M240001CL

Distributor Replacement Parts, Cap, Coil, Rotor, 7,000 RPM Marine Racing, Clear, Chevy V8, Kit

Part Number: DUI-M240001CL

Not Yet Reviewed

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 GM Computer-Controlled Distributors 12620BK

Distributor, EST, Electronic Advance, Black Cap, Chevy, 4.4, 5.0, 5.7, 7.4L, V-8, Each

Part Number: DUI-12620BK

4.54 out of 5 stars ( 46 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition GM Street/Strip D.U.I. Distributors 12720RD

Distributor, HEI, Mechanical/Vacuum Advance, Red Cap, Chevy, Big/Small Block, Each

Part Number: DUI-12720RD

4.7 out of 5 stars ( 30 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition LiveWires C9053BK

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Black Wires, Black Boots, GM, V8, Set

Part Number: DUI-C9053BK

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition LiveWires C9051RD

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Red Wires, Black Boots, GM, V8, Set

Part Number: DUI-C9051RD

4.67 out of 5 stars ( 24 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition LiveWires C9051BL

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Blue Wires, Black Boots, GM, V8, Set

Part Number: DUI-C9051BL

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition LiveWires C9051BK

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Black Wires, Black Boots, GM, V8, Set

Part Number: DUI-C9051BK

4.75 out of 5 stars ( 24 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition GM Street/Strip D.U.I. Distributors 12720BK

Distributor, HEI, Mechanical/Vacuum Advance, Black Cap, Chevy, Big Block, Small Block, Each

Part Number: DUI-12720BK

4.41 out of 5 stars ( 46 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition LiveWires C9053RD

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Red Wires, Black Boots, GM, V8, Set

Part Number: DUI-C9053RD

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition LiveWires C9021RD

SPARK PLUG WIRES, LiveWires - SB Chevrolet with DUI/HEI - Under Headers - 180 Degree Boot - Red

Part Number: DUI-C9021RD

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition Marine Performance D.U.I. Distributors M12720BL

Distributor, HEI, Mechanical Advance, Blue Cap, Chevy, Big/Small Block, Each

Part Number: DUI-M12720BL

4.71 out of 5 stars ( 21 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition LiveWires C9051YL

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Yellow Wires, Black Boots, GM, V8, Set

Part Number: DUI-C9051YL

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Davis Unified Ignition LiveWires C9051PR

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Purple Wires, Black Boots, GM, V8, Set

Part Number: DUI-C9051PR

4.22 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

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