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Denso Spark Plug Iridium TT - 4705

Q: 2017 highlander v6 manual says i need (denso 3491) 0.031 gap, but amazon & rock auto says this denso 4705, 0.040 gap fits?

I can't honestly answer your question. I bought for a 2006 Lexis IS350. I've had no issues.

Q: Are these legit products?

Yes, very good original equipment plug in the Tacoma. Had mine in for over 45K now. No problems.

Product ID: 315878068

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Details

Brand
Denso
Core material
Iridium
Thread size
14mm
Top material type
Iridium
Vehicle service type
UTV

⚡φ0.4 mm iridium center electrode

🔥Twin Tip design for max flame kernel

🔩22 Nm tightening torque

Frequently Bought Together

Denso Spark Plug Iridium TT - 4705

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Permatex 80071 Anti-Seize Lubricant with Brush Top Bottle, 4 oz.

Description

⚡ Ignite your drive with precision and power!

TWIN TIP TECHNOLOGY - Double needle electrode reduces quenching effect, unlocking faster acceleration and improved fuel economy.
OPTIMIZED FIT FINISH - Perfect 14mm diameter and 26.5mm thread length for seamless installation and secure tightening at 22 Nm.
LASER WELDED DURABILITY - All-around laser welding ensures unmatched reliability even under extreme driving conditions.
PRECISION IGNITION POWER - Ultra-fine iridium and platinum electrodes deliver rapid, reliable sparks for peak engine performance.
ELECTROMAGNETIC NOISE SHIELD - Built-in monolithic resistor eliminates interference, keeping your vehicle’s electronics flawless.

The Denso Iridium TT 4705 spark plug features a cutting-edge twin tip design with ultra-fine iridium and platinum electrodes, laser-welded for durability. Engineered to reduce spark voltage and quenching, it maximizes ignition efficiency, acceleration, and fuel economy while minimizing electromagnetic interference. Ideal for professionals seeking reliable, high-performance ignition components.

Specifications

Manufacturer	Denso
Brand	Denso
Model	Spark Plug Iridium TT
Product Dimensions	9.3 x 2.5 x 2.5 cm; 40.82 g
Item model number	IKBH20TT
Exterior	Machined
Manufacturer Part Number	4705
OEM Part Number	DENS7
Position	Front, Rear
Item Weight	40.8 g

Have a Question? See What Others Asked

2017 highlander v6 manual says i need (denso 3491) 0.031 gap, but amazon & rock auto says this denso 4705, 0.040 gap fits?

Are these legit products?

Does it fit my 2018 toyota sienna xle?

Will it fit a 2006 gs300 3.0L awd ?

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