Availability
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!
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!
Showing In Stock Items. Show All 1149 Items.
HEI Distributor Upgrade Kit, 50,000 V Coil, Cap, Rotor, GM V8, Black, Kit
Part Number: DUI-240001BK
Estimated Ship Date: Today
Estimated Ship Date: Today
HEI Distributor Upgrade Kit, 50,000 V Coil, Cap, Rotor, GM V8, Red, Kit
Part Number: DUI-240001RD
Estimated Ship Date: Today
Estimated Ship Date: Today
HEI Distributor Upgrade Kit, 45,000 V Coil, Cap, Rotor, GM V8, Black, Kit
Part Number: DUI-121000BK
Estimated Ship Date: Today
Estimated Ship Date: Today
HEI Distributor Upgrade Kit, 50,000 V Coil, Cap, Rotor, GM V8, Clear, Kit
Part Number: DUI-240001CL
Estimated Ship Date: Today
Estimated Ship Date: Today
HEI Distributor Upgrade Kit, 50,000 V Coil, Cap, Rotor, GM 6-Cylinder, Red, Kit
Part Number: DUI-240003RD
Estimated Ship Date: Today
Estimated Ship Date: Today
HEI Distributor Upgrade Kit, 50,000 V Coil, Cap, Rotor, GM V8, Blue, Kit
Part Number: DUI-240001BL
Estimated Ship Date: Today
Estimated Ship Date: Today
HEI Distributor Upgrade Kit, 50,000 V Coil, Cap, Rotor, GM V8, Black, Kit
Part Number: DUI-240002BK
Estimated Ship Date: Today
Estimated Ship Date: Today
HEI Distributor Upgrade Kit, 45,000 V Coil, Cap, Rotor, GM V8, Clear, Kit
Part Number: DUI-121000CL
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
HEI Distributor Upgrade Kit, 45,000 V Coil, Cap, Rotor, GM V8, Blue, Kit
Part Number: DUI-121000BL
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
HEI Distributor Upgrade Kit, 45,000 V Coil, Cap, Rotor, GM V8, Red, Kit
Part Number: DUI-121000RD
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
HEI Distributor Upgrade Kit, 45,000 V Coil, Cap, Rotor, GM V6, Black, Kit
Part Number: DUI-121001BK
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
HEI Distributor Upgrade Kit, 45,000 V Coil, Cap, Rotor, GM V8, Yellow, Kit
Part Number: DUI-121000YL
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
HEI Distributor Upgrade Kit, 50,000 V Coil, Cap, Rotor, GM V8, Yellow, Kit
Part Number: DUI-240001YL
Estimated Ship Date: Today
Estimated Ship Date: Today
HEI Distributor Upgrade Kit, 45,000 V Coil, Cap, Rotor, GM 4-Cylinder, Black, Kit
Part Number: DUI-121002BK
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
HEI Distributor Upgrade Kit, 50,000 V Coil, Cap, Rotor, GM 6-Cylinder, Black, Kit
Part Number: DUI-240003BK
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
HEI Distributor Upgrade Kit, 45,000 V Coil, Cap, Rotor, GM V6, Blue, Kit
Part Number: DUI-121001BL
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
HEI Distributor Upgrade Kit, 45,000 V Coil, Cap, Rotor, GM V6, Red, Kit
Part Number: DUI-121001RD
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
HEI Distributor Upgrade Kit, 50,000 V Coil, Cap, Rotor, GM 6-Cylinder, Blue, Kit
Part Number: DUI-240003BL
Estimated Ship Date: Today
Estimated Ship Date: Today
HEI Distributor Upgrade Kit, 50,000 V Coil, Cap, Rotor, GM 4-Cylinder, Black, Kit
Part Number: DUI-240004BK
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harness, Capacitor, All D.U.I HEI Distributors, Each
Part Number: DUI-106882
Estimated Ship Date: Today
Estimated Ship Date: Today
Internal Coil HEI Battery and Tach Disconnect Tool, Each
Part Number: DUI-222222
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
Distributor, HEI, Mechanical/Vacuum Advance, Black Cap, Chevy, Big Block, Small Block, Each
Part Number: DUI-12720BK
Estimated Ship Date: Today
Estimated Ship Date: Today
Distributor, HEI, Vacuum, Mechanical Advance, Black Cap, Toyota 6-Cylinder, Each
Part Number: DUI-80820BK
Estimated Ship Date: Today
Estimated Ship Date: Today
Distributor, HEI, Vacuum, Vacuum, Mechanical Advance, Black Cap, Each
Part Number: DUI-40820BK
Estimated Ship Date: Today
Estimated Ship Date: Today
Distributor, HEI, Mechanical/Vacuum Advance, Red Cap, Chevy, Big/Small Block, Each
Part Number: DUI-12720RD
Estimated Ship Date: Today
Estimated Ship Date: Today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
