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Ships within 48 hours · Estimated delivery Sep 3 - Sep 8
With unmatched spool time it makes sense to install on even the simplest setups because of the room it has to grow
Thank you all for the reviews
Large cold air intake
Like the X500
it truly is a bolt-on unit
Subaru NGK One Step Colder Spark Plugs (2008-2014 WRX / 2004+ STI) (Qty 4) 2015-2021 With unmatched spool time itOne of our best selling items, Subaru One Step Colder Spark plugs are one of the best items you can add to your 2004+ STI or 2008 2014 WRX. A simple, and effective modification that gives you peace of mind. Turbo cars require stronger spark and these are a great idea to add to any part install or before tuning. Poor condition spark plugs can cause misfires especially when boosting, which destroys performance. Comes in set of 4 For Models: 2004+ STI
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