Denso K16TR11 (3194) Spark Plugs Pack of 6 — OEM-Grade Replacement for 6-Cylinder Engines, Standard Electrode

Whether you're doing scheduled maintenance or replacing a worn plug set, the DENSO (3194) K16TR11 spark plugs provide an OEM-grade, ready-to-install option. Each pack contains six spark plugs in original DENSO packaging, offering a straightforward swap that maintains factory-style ignition performance when matched to the correct vehicle fitment.

How do these DENSO spark plugs fit my vehicle?

Fitment depends on your engine’s required plug specification and heat range; the K16TR11 is a specific part number used on various gasoline engines. Always verify compatibility with your vehicle’s service manual or the retailer’s fitment tool before purchase to ensure correct thread size, reach, and heat rating.

• Part number: DENSO 3194 / K16TR11
• Sold as a pack of six—suitable for 6-cylinder engines or multiple-vehicle servicing
• Confirm application with Amazon Confirmed Fit or manufacturer resources
• Direct replacement when the OEM part number matches K16TR11

What are the core features and materials of the K16TR11 plug?

The K16TR11 is a standard DENSO spark plug built to factory specifications for reliable spark delivery and consistent gap performance. It includes the necessary hardware and comes in original packaging to preserve part integrity during storage and transport.

• Standard electrode design matched to OEM characteristics
• Manufactured by DENSO to original equipment tolerances
• Packaged with installation hardware for convenience
• Intended for typical replacement intervals, not specialized racing use

How should I install and maintain these spark plugs?

Install using the vehicle manufacturer’s recommended torque and gap specifications to avoid damage and ensure optimal ignition. Routine inspection and replacement intervals depend on driving conditions and engine type; follow the service schedule in your owner’s manual.

• Use a calibrated torque wrench to factory torque specs
• Check and set the spark plug gap if required before installation
• Replace in matched sets to maintain balanced ignition across cylinders
• Store unused plugs in original packaging to prevent contamination

Who is this for: Technically minded DIYers, independent mechanics, and fleet managers looking for authentic DENSO replacement spark plugs for routine maintenance or timed rebuilds. If your vehicle’s OEM or service guide specifies the K16TR11 / 3194 part number and you require a six-pack—for a 6-cylinder engine or multiple vehicles—this set delivers genuine DENSO parts and the convenience of packaged hardware for direct installation. If you are unsure about fitment, verify with the vehicle manufacturer or the seller’s confirmed fit tool before ordering.