Filters
Lisle offers replacement bulbs for its inline spark testers. The handy tools give you a visual check of your ignition system to quickly diagnose problems. When your bulb dims, simply order the replacement bulb recommended for your tester model.
Not Yet Reviewed
$2.99
Modal Header
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
