OE Replacement DOT Approved. Compatible with Peterbilt 377 385 375 , Compatible with Peterbilt 330 1995-1999 Truck. Headlight Adjusters Included. 1pc Headlight Mounting Frame Metal included. Headlight Socket Wire Harness Connector 32 inch included. Corner light Socket Wire Harness Connector 36 inch included. Halogen Bulbs: 2pcs 9004 Included. LED Bulbs: A Brighter Replacement to your Halogen Bulbs; State of the Art Heat Dissipation System; High Intensity Light Output; Energy Efficient. 2pcs 9004 LED Included. Compatible Any 9004 Bulb Type Headlight Configuration Function： Combination High & Low Beam Beam： Combination High & Low Beam Raw Lumens： 3000 Lumens (for pair) Effective Lumens： 2600 Lumens (for pair) Diodes： 6 Diodes Operating Voltage (V)：12-24 Volts LED Power: 13Watts (Low Beam)/15Watts (High Beam) Amperage： 1.67 Amps @ 12V / 0.83 Amps @ 24V Color Temperature：6500K Housing Material： Aluminum Waterproof Rating：IP65 Rating