Spark Plugs
Spark Plug
Porsche
999-170-122-90
2008-10, 4.8l, without turbo.
$29.11
MSRP $36.08
Save $6.97
19.3% Off 
Spark Plug
Porsche
9GT-905-612-A
4.0L, with gt4 rs, spyder rs.
$53.41
MSRP $74.46
Save $21.05
28.3% Off 
Spark Plug
Porsche
999-170-218-90
2003-06, 4.5l, s. Vendor:bosch. Vendor #fgr6kqe.
$29.11
MSRP $32.20
Save $3.09
9.6% Off 
Spark Plug 999-170-221-90
Porsche
999-170-221-90
2003-06, 4.5l, turbo. Vendor #14F-6. 999-170-221-90
$20.60
MSRP $22.78
Save $2.18
9.6% Off 
Spark Plug
Porsche
0PB-905-603-A
4.0L, without gt4 rs, spyder rs.
$28.06
MSRP $34.98
Save $6.92
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