Compare Ultima Select Wires Coil On Plug Boot - 99-168 Part #: 99-168 Line: USW Ultima Select Wires Coil On Plug Boot Limited Lifetime Warranty Spring Material: Steel Spring Included: Yes Boot Color: Black Boot Material: Silicone Valve Cover Flange Included: Yes Boot Shape: Straight Quantity Of Boots: 1 Radio Frequency Interference Suppression: No Show More Show Less
Compare Ultima Select Wires Coil On Plug Boot - 99-221 Part #: 99-221 Line: USW Ultima Select Wires Coil On Plug Boot Limited Lifetime Warranty Spring Material: Steel Spring Included: Yes Boot Color: Gray Boot Material: Silicone Valve Cover Flange Included: No OE Reference Number: 9L8Z-12A402-A Boot Shape: Straight Quantity Of Boots: 1 Radio Frequency Interference Suppression: No Show More Show Less
Compare Motorcraft Spark Plug Boot - WR6134 Part #: WR6134 Line: MOT Motorcraft Spark Plug Boot 2 Year LIMITED WARRANTY Spring Included: No Boot Color: Gray Boot Material: Rubber, Silicone Valve Cover Flange Included: No OE Reference Number: 9L8E 12A402 AA Boot Shape: Straight Quantity Of Boots: 1 Radio Frequency Interference Suppression: No Show More Show Less