Not legal for sale in California Gain a guaranteed increase in horsepower and torque with a K&N® cold air intake system featuring a mandrel-bent aluminum intake tube. Each system is paired with a washable, reusable High-Flow Air Filter™ featuring oiled cotton filter media. The oversized, conical filter design allows you to go up to 100,000 miles between filter services under normal highway driving conditions. A custom heat shield or air box helps protect intake air from the high temperature of your engine bay, and the entire system can typically be installed in less than 60 minutes. Some intakes are not legal for sale or use on any pollution controlled motor vehicle in California. See the product specifications for CARB status on each part for a specific vehicle.

Note: K&N is required to collect sales tax on sales to most US states.

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K&N 69-3518TS Performance Air Intake System
Gain a guaranteed increase in horsepower and torque with a K&N cold air intake system featuring a mandrel-bent aluminum intake tube. Each system is paired with a washable, reusable High-Flow Air Filter featuring oiled cotton filter media. The oversized, conical filter design allows you to go up to 100,000 miles between filter services under normal highway driving conditions. A custom heat shield or air box helps protect intake air from the high temperature of your engine bay, and the entire system can typically be installed in less than 90 minutes. Some intakes are not legal for sale or use on any pollution controlled motor vehicle in California. See the product specifications for CARB status on each part for a specific vehicle.
  • Guaranteed to increase horsepower and torque
  • Mandrel-bent aluminum intake tube paired with oversized oiled cotton air filter
  • Engineered to provide high airflow and exceptional filtration
  • Replaces factory air filter and intake tube
  • Filter only requires cleaning every 100,000 miles under normal highway driving conditions
  • Typical installation can be completed in 90 minutes or less with simple hand tools
  • 10-Year/Million Mile Limited Warranty™
  • Will not void vehicle warranty
SPECIFICATIONS
Replacement Filter: RU-4600
System Type: Cold-Air Intake System
Clamp Style: Regular
CARB EO Number: D-269-63
Warranty: 1,000,000 Miles/10 Year
Air Filter Material: Cotton Gauze
Air Filter Color: Red
Air Filter Outlet Shape: Round
Clamp Material: Stainless Steel
Clamps Included: 5
Couplers Included: 2
Intake Pipe Material: Aluminum
Air Filter Height: 4 in (102 mm)
Intake Pipe Color / Finish: Silver
Mounting Hardware Included: Yes
Weight: 8 lb (3.7 kg)
Product Style: 69 Series Typhoon Kits
Estimated Horsepower Gain: 7.38 HP @ 5130 RPM
Street Legal In All US States: Yes
TUV Approved (Europe): No
Product Box Length: 20.25 in (514 mm)
Product Box Width: 12.25 in (311 mm)
Product Box Height: 12.5 in (318 mm)
VEHICLE APPLICATIONS
2018 FORD FOCUS ST 2.0L L4 F/I -- Exc. LEV2 SULEV & LEV3 SULEV30
2017 FORD FOCUS ST 2.0L L4 F/I -- Exc. LEV2 SULEV & LEV3 SULEV30
2016 FORD FOCUS ST 2.0L L4 F/I -- Exc. LEV2 SULEV & LEV3 SULEV30
2015 FORD FOCUS ST 2.0L L4 F/I -- Exc. LEV2 SULEV & LEV3 SULEV30
2014 FORD FOCUS ST 2.0L L4 F/I -- Exc. LEV2 SULEV & LEV3 SULEV30
2013 FORD FOCUS ST 2.0L L4 F/I -- Exc. LEV2 SULEV & LEV3 SULEV30
Store Policy
By bidding on / purchasing an item, you are noting your acceptance of the following terms and conditions:
Product Information
  • The products sold in the K&N Filters store have been classified as new, unless otherwise noted in the listing.
  • Products may vary slightly from the pictures.
Payment Information
  • K&N Filters accepts PayPal in addition to MasterCard and Visa cards with US billing addresses.
  • Credit cards issued by banks outside the US are unlikely to support the Address Verification System (AVS). Cards which do not support billing address validation by AVS are not accepted.
Sales Tax
  • K&N Filters will apply sales tax during checkout for all sales in all states with sales tax, based on the delivery address.
  • K&N Filters has presence in all 50 states and therefore has NEXUS in all 50 states. Most states in which we have NEXUS require us to collect sales tax based on the individual state's statute.
  • Please note that, while resellers are welcome to purchase from our site, we cannot process reseller tax id certificates. If so desired, please contact us to receive K&N Filters' tax id - needed for reimbursement from your respective state.
  • State sales taxes will be calculated based on the shipping address entered at time of checkout.
Shipping, Handling and Insurance
  • We only ship to the United States (50 states and D.C. ONLY - No US territories).  We cannot deliver to PO Boxes, APO, or FPO.
  • At time of checkout the appropriate shipping charges (if any) will then be added to your order. Ground shipping is free for all items over $20. Ground shipping is $5 for all items under $20
  • Most orders will ship within one business day.
  • Upon shipment, you will receive a Shipping Confirmation email, which will include your UPS Shipment Tracking Number. You can use this number to track the status of your package online.
  • NOTE: Aerosol products (including part numbers 99-5000, 99-0504 and 99-0516) cannot be shipped to Hawaii or Alaska due to shipping restrictions.
Return Policy
If your package arrives damaged, save all packaging material for the shipper's inspection. Please contact our customer service department through eBay messaging as soon as possible to report the damage and we will schedule a reshipment. We must submit your claim to the shipper within 3 days. The shipper will inspect and pick up the damaged merchandise and return it to K&N Filters. K&N Filters will accept returns within 30 days of purchase for refund as long as the item is unused and a return authorization number has been issued. Returns will not be accepted without a return authorization number. No collect shipments will be accepted. Returns, other than those that are due to a factory defect are subject to a 10% restocking fee. If you have a return, please contact our customer service department through eBay messaging to obtain a return authorization number. Shipping and handling fees will not be refunded. All refunds will be credited to the credit card or PayPal account used in the transaction. Properly pack, insure, and ship your return by ground prepaid. We will refund your return ground shipping charges if the reason for the return is due to our mistake.
Feedback
K&N Filters will submit feedback on buyers upon successful checkout completion. In cases where buyers fail to pay for their items, K&N Filters will initiate eBay's "Unpaid Item" process.
Customer Service
  • Please be sure to read the title and entire description carefully; most of the time you can find the answer in the title or description
  • If you still need to contact our customer service directly, please submit your inquiry to us via eBay messaging. Please mention that your question has to do with an eBay listing and provide as many details as possible.
  • Our customer service hours are Monday through Friday 6 am - 4:30 pm Pacific. You may expect to receive a response to your inquiry within 48 hours