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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Davis Unified Ignition Spark Plug Boot Protectors 91-196BK

Spark Plug Boot Protector, 1,200 degrees F, Slip-on, Black, 1.250 in. Diameter, 6.250 in. Length, Each

Part Number: DUI-91-196BK

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Davis Unified Ignition Spark Plug Boot Protectors 91-196RD

Spark Plug Boot Protector, 1,200 degrees F, Slip-on, Red, 1.250 in. Diameter, 6.250 in. Length, Each

Part Number: DUI-91-196RD

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Davis Unified Ignition Spark Plug Boot Protectors 91-196BL

Spark Plug Boot Protector, 1,200 degrees F, Slip-on, Blue, 1.250 in. Diameter, 6.250 in. Length, Each

Part Number: DUI-91-196BL

Not Yet Reviewed

Estimated Ship Date: Mar 5, 2026 if ordered today

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Estimated Ship Date: Mar 5, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ Spark Plug Boot Protectors SUM-350119BLU-1

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Davis Unified Ignition Spark Plug Boot Protectors 91196NL

Spark Plug Boot Protector, 1,200 degrees F, Slip-on, Natural, 1.250 in. Diameter, 6.250 in. Length, Each

Part Number: DUI-91196NL

Not Yet Reviewed

Estimated Ship Date: Mar 5, 2026 if ordered today

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Estimated Ship Date: Mar 5, 2026 if ordered today

Davis Unified Ignition LiveWires for 1965-1997 LAND CRUISER - C9079BK

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Black Wires, Black Boots, Toyota, 3.9, 4.0, 4.2, 4.5L, L6, Set

Part Number: DUI-C9079BK

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Davis Unified Ignition LiveWires for 1984-1996 F-150, 1985-1995 MUSTANG - C9057BK

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Black Wires, Black Boots, Ford, 5.0L, Set

Part Number: DUI-C9057BK

4.62 out of 5 stars ( 13 )

Estimated Ship Date: Today

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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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Davis Unified Ignition LiveWires C9077BK

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Black Wires, Black Boots, AMC, Jeep, 230, 232, 258, Set

Part Number: DUI-C9077BK

3.5 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Davis Unified Ignition LiveWires C9076BK

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Black Wires, Black Boots, AMC, 290-401, Set

Part Number: DUI-C9076BK

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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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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Davis Unified Ignition LiveWires C9053BK

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

Part Number: DUI-C9053BK

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Davis Unified Ignition LiveWires C9069BK

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Black Wires, Black Boots, Ford, 240, 300, L6, Set

Part Number: DUI-C9069BK

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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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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Davis Unified Ignition LiveWires C9055BK

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Black Wires, Black Boots, Chevy, GMC, Big Block, Set

Part Number: DUI-C9055BK

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Davis Unified Ignition LiveWires C9076RD

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Red Wires, Black Boots, AMC, 290-401, Set

Part Number: DUI-C9076RD

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Davis Unified Ignition LiveWires C9077RD

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Red Wires, Black Boots, AMC, Jeep, 230, 232, 258, Set

Part Number: DUI-C9077RD

3.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Davis Unified Ignition LiveWires C1009-4-0BL

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Blue Wires, Black Boots, Ford V6, Set

Part Number: DUI-C1009-4-0BL

4.67 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Davis Unified Ignition LiveWires C9067RD

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

Part Number: DUI-C9067RD

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Davis Unified Ignition LiveWires C9076BL

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Blue Wires, Black Boots, AMC, 290-401, Set

Part Number: DUI-C9076BL

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Davis Unified Ignition LiveWires C9087RD

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Red Wires, Black Boots, AMC 6 Cylinder, Set

Part Number: DUI-C9087RD

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

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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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Davis Unified Ignition LiveWires for 1984-1996 F-150, 1985-1995 MUSTANG - C9057BL

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Blue Wires, Black Boots, Ford, 5.0L, Set

Part Number: DUI-C9057BL

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Davis Unified Ignition LiveWires C9059BL

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Blue Wires, HEI, Black Boots, Ford, Mercury, V8, Set

Part Number: DUI-C9059BL

3.0 out of 5 stars ( 18 )

Estimated Ship Date: Today

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Davis Unified Ignition LiveWires C9053PR

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

Part Number: DUI-C9053PR

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Davis Unified Ignition LiveWires C9059RD

Spark Plug Wires, LiveWires, Spiral Core, 10mm, Red Wires, HEI, Black Boots, Ford, Mercury, V8, Set

Part Number: DUI-C9059RD

4.11 out of 5 stars ( 9 )

Estimated Ship Date: Today

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