HKS SUPER FIRE RACING SPARK PLUG M40LF FOR 05-12 MAZDA 6 | 06-13 MAZDA 3 | 06-14 MAZDA MX-5 | 06-13 MAZDASPEED 3, 6 (hks50003-M40LF)
In Stock. Pre-order.
Ready To Ship!
These are Conical Seat Long Reach Type and use both Iridium and Platinum for the utmost performance for street and race applications. These plugs are recommended for reliable ignition, durability, and anti-carbon buildup under high load. This is the Ultimate spark plug for increasing the performance of tuned or stock engines.
- Mazda 6 (2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012)
- Mazda 3 (2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013)
- Mazda MX-5 (2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014)
- MAZDASPEED 3 (2007, 2008, 2009, 2010, 2011, 2012, 2013)
- MAZDASPEED 6 (2006, 2007)
- Series: M-LF
- Type: Conical Seat Long Reach
- Thread Size (mm): 14x12.7
- Wrench Size (mm): 16
In stock, non special order items can be returned within 30 days of the product arriving to your house or place of work.
Returns will NOT be accepted on final sales, special orders, opened, installed, incomplete, or otherwise used products. In order to initiate a return, an RMA number must be requested and approved via e-mail.
All returns will be subject to a 20% restocking fee minus complete shipping cost (roundtrip).
Any processed orders that have not shipped will incur a 6% cancelation refund fee unless the product was not available to ship within a timely manner. No fee will be incurred if used as store credit.
For complete details on our return policy, please see our Help and FAQ link under HELPFUL INFO.