They are supposedly pregapped, but all my plugs that came had a gap of 0.035. My truck calls for a gap of 0.044. I had to use my gapping tool to adjust the gap of each.

does this fit 2007 rx400h?

According to the information provided, you need Denso 4504. https://www.amazon.com/dp/B00S3H2D3Y?ref=myi_title_dp

Compatible with Honda Odyssey 1998 4 cyl?

Cannot say, my application was a 2003 Odyssey and all went well

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⚡ Ignite your drive with DENSO’s Platinum Twin-Tip precision!

SEAMLESS STRENGTH - 360° laser welding ensures rock-solid durability and consistent performance.
TITANIUM TOUGHNESS - Ground electrode enhanced with titanium alloy to minimize erosion and extend lifespan.
PRECISION PLATINUM POWER - Experience unmatched ignition efficiency with a 1.1mm platinum center electrode.
UNIVERSAL FIT ULTIMATE UPGRADE - Designed for cars and trucks, these plugs fit universally for hassle-free installation.
PACK OF 6 FOR COMPLETE CONFIDENCE - Stock up and stay ahead with a genuine 6-pack ensuring peak engine performance.

The DENSO #4503 Platinum TT Spark Plugs feature a unique twin-tip design with a 1.1mm platinum center electrode and titanium-enhanced ground electrode, welded with 360° laser precision for superior durability and ignition performance. This 6-pack universal fit set is engineered to optimize fuel efficiency and engine responsiveness for cars and trucks.

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TrustScore 4.5 | 7,300+ reviews

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

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Received my product in pristine condition. Great service overall.

1 month ago

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Brand	Denso
Core Material	Platinum
Thread Size	Thread Pitch: 1.25mm, Hex Size: 16mm
Top Material Type	Platinum
Vehicle Service Type	Car, Truck
Automotive Fit Type	Universal Fit
UPC	026521134574
Manufacturer	Denso Sales California, Inc.
Item Weight	1.44 ounces
Product Dimensions	3.62 x 5.76 x 0.96 inches
Item model number	PK16TT
Is Discontinued By Manufacturer	No
Manufacturer Part Number	4503
Position	Front, Rear

6 PCSNEW -- DENSO #4503 PLATINUM T T Spark Plugs -- PK16TT

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