NGK Iridium IX Spark Plugs are the choice of consumers, automotive enthusiasts, street racers and professional race teams around the world. Produced using advanced materials and cutting-edge technology, NGK spark plugs help maximize engine power and operating performance ride after ride.

• Extreme performance upgrade over OEM, V-Power, G-Power, and Standard grade plugs.
• Exceptional durability, with a 40,000 to 50,000 mile service life.
• Plugs feature a fine-wire Iridium center electrode and Nickel-alloy ground electrodes for maximum engine horsepower and torque.
• Designed for fuel-injected and turbocharged engines.
• Precision laser-welded electrode construction.
• Trivalent Metal Plating provides superior anti-corrosion and anti-seizing properties.

Contact Sixity

• If you have any questions you may reach us via our eBay Contact Form.
• Our U.S.-based customer service agents are available Monday through Friday, 9am-5pm PT.

Checkout & Payments

• Sixity accepts payments from Visa, MasterCard, American Express, Discover, and PayPal.
• All orders delivered to California (CA) are charged the applicable sales tax.

Shipping

• ORDERS PLACED BY 5PM ET WILL SHIP SAME DAY.
• All orders placed after 5pm ET will ship next business day (Monday - Friday) after payment is received. We will email you a tracking number when your order ships.
• Standard shipping via USPS First Class Mail / USPS Parcel Post / UPS Ground with Delivery Confirmation is $2.99.
• Expedited shipping via USPS Priority Mail with Delivery Confirmation is $7.98.
• Sorry, no local pickups available.
• We participate in the eBay global shipping program. Please see the 'Shipping and payments' eBay tab above for details on countries outside of the U.S. which we ship to.

Customer Satisfaction

• Sixity stands for value, selection and quality. If you are not satisfied with your purchase please contact us and we'll make it right!
• Our goal is to provide a 5-star experience with our detailed descriptions, clear communications, fast shipping times and low shipping charges.
• We give all our paying customers positive eBay feedback. Please work with us if you have a problem before leaving negative feedback.

Returns and Exchanges

Many of the parts we sell at Sixity only work with specific vehicles. Please double-check the accuracy of your order before purchasing. Check that the reference number, size, and placement are correct.

If you would like to return your new, unopened, and uninstalled part:

1. From your "My eBay" page
2. Click [Buy] > [Purchase History] on the left sidebar
3. Find the item you ordered
4. Below the Leave Feedback button, click [More Actions] > [Return This Item]
5. Select a reason. The most common reason is "Doesn't Fit"
6. Add details like "I tried to install this part and it didn't fit"
7. Click [Request a Return]

Returned parts will be inspected, and a refund given within 5 business days if the part is new, unopened, and uninstalled. Original shipping costs and a restocking fee may be deducted from your refund.

If the item has been opened, installed, or used, we are unable to accept a return due to safety concerns.

About Sixity

Sixity, Inc. launched in 2006 and is based outside of Sacramento, California. We have a dedicated team of product engineers, technicians, and sales staff to bring you the best possible products for your ATV, motorcycle, snowmobile, car, or truck.

• Proud member of the Better Business Bureau, with an A+ Rating.
• Sixity is American-owned and operated.
• Please contact us with any questions about our business or products. All questions are handled locally by personnel in our California offices.