Spark plugs

$2.58

$3.28

$2.77

$2.77

$3.76  $3.28

$3.76  $3.15

$4.04

$5.15  $4.64

$5.15  $4.02

$4.93

$6.93  $4.55

$10.50  $9.41

$13.47  $9.39

$14.07  $12.78

$13.86

$15.81

$15.95  $11.29

$16.34  $15.07

$16.64  $15.45

$18.13  $15.45

$19.31  $18.90

$26.27  $23.64

$33.97  $29.72