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  3. Ignition
  4. Secondary Ignition
  5. Spark Plug
  6. Denso 3491

Denso 3491 Spark Plug

Denso 3491 Spark Plug
Denso 3491 Spark Plug Image 1
Denso 3491 Spark Plug

Denso
Brand:Denso
Part Number: 3491
UPC: 042511034914
Weight: 0.12 lbs
Condition:New



On Sale:

$14.92

Availability:
13 in Stock
Warehouse: US-1
Quantity:

Product Information

Description:

Get the Denso 3491 Spark Plug for your vehicle. Buy now and secure your purchase online!

Manufactured to the strictest OE performance, durability and emissions standards.

Specifications:

Center Electrode Core Material:
Copper
Center Electrode Tip Material:
Iridium
Gap Size:
0.8 mm
Ground Configuration:
Needle-to-Needle
Ground Electrode Core Material:
Nickel
Ground Electrode Quantity:
3
Ground Electrode Tip Design:
Platinum Needle
Hex Size:
16.0 mm
Manufacturer Heat Range:
20
Reach:
26.50 mm
Resistance:
5000 ohms
Seat Type:
Flat
Thread Diameter:
14.00 mm
DENSO Auto Parts #:
FK20HBR8
Toyota #:
90919-01263
Country of Origin:
JP

Select a vehicle to narrow Denso 3491 Spark Plug fitment info!

Last Updated: 01/14/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes

2019

 

2018

 

2017

 

2016

 

2019

 

2018

 

2017

 

2016

 
Lexus GS350

3.5L V6 Gas DOHC
6
 
Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
 

Lexus GS350



3.5L V6 Gas DOHC Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

6 Per Vehicle

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 

2018

 

2017

 

2016

 

2015

 

2014

 

2013

 
Lexus GS450h

3.5L V6 Electric/Gas DOHC
6
 
Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
 

Lexus GS450h



3.5L V6 Electric/Gas DOHC Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

6 Per Vehicle

2019

 

2018

 

2019

 

2018

 
Lexus IS300

3.5L V6 Gas DOHC
6
 
Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
 

Lexus IS300



3.5L V6 Gas DOHC Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

6 Per Vehicle

2019

 

2018

 

2019

 

2018

 
Lexus IS350

3.5L V6 Gas DOHC
6
 
Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
 

Lexus IS350



3.5L V6 Gas DOHC Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

6 Per Vehicle

2019

 

2018

 

2019

 

2018

 
Lexus LC500h

3.5L V6 Electric/Gas DOHC
6
 
Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
 

Lexus LC500h



3.5L V6 Electric/Gas DOHC Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

6 Per Vehicle

2019

 

2018

 

2019

 

2018

 
Lexus LS500h

3.5L V6 Electric/Gas DOHC
6
 
Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
 

Lexus LS500h



3.5L V6 Electric/Gas DOHC Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

6 Per Vehicle

2019

 

2018

 

2019

 

2018

 
Lexus RC300

3.5L V6 Gas DOHC
6
 
Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
 

Lexus RC300



3.5L V6 Gas DOHC Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

6 Per Vehicle

2019

 

2018

 

2019

 

2018

 
Lexus RC350

3.5L V6 Gas DOHC
6
 
Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
 

Lexus RC350



3.5L V6 Gas DOHC Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

6 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2019

 

2018

 

2017

 

2016

 
Lexus RX350

3.5L V6 Gas DOHC
6
 
Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
 

Lexus RX350



3.5L V6 Gas DOHC Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

6 Per Vehicle

2019

 

2018

 

2019

 

2018

 
Lexus RX350L

3.5L V6 Gas DOHC
6
 
Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
 

Lexus RX350L



3.5L V6 Gas DOHC Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

6 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2019

 

2018

 

2017

 

2016

 
Lexus RX450h

3.5L V6 Electric/Gas DOHC
6
 
Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
 

Lexus RX450h



3.5L V6 Electric/Gas DOHC Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

6 Per Vehicle

2019

 

2018

 

2019

 

2018

 
Lexus RX450hL

3.5L V6 Electric/Gas DOHC
6
 
Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
 

Lexus RX450hL



3.5L V6 Electric/Gas DOHC Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

6 Per Vehicle

2019

 

2019

 
Toyota Avalon

3.5L V6 Gas DOHC
6
 
Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
 

Toyota Avalon



3.5L V6 Gas DOHC Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

6 Per Vehicle

2019

 

2018

 

2019

 

2018

 
Toyota Camry

3.5L V6 Gas DOHC
6
 
Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
 

Toyota Camry



3.5L V6 Gas DOHC Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

6 Per Vehicle

2019

 

2018

 

2017

 

2019

 

2018

 

2017

 
Toyota Highlander

3.5L V6 Electric/Gas DOHC,
3.5L V6 Gas DOHC
6
 
Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
 

Toyota Highlander



3.5L V6 Electric/Gas DOHC,
3.5L V6 Gas DOHC Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

6 Per Vehicle

2019

 

2018

 

2017

 

2019

 

2018

 

2017

 
Toyota Sienna

3.5L V6 Gas DOHC
6
 
Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
 

Toyota Sienna



3.5L V6 Gas DOHC Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

6 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2019

 

2018

 

2017

 

2016

 
Toyota Tacoma

3.5L V6 Gas DOHC
6
 
Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
 

Toyota Tacoma



3.5L V6 Gas DOHC Iridium Long Life (SIP)
Gap 0.032
DENSO is O.E. Manufacturer / Iridium Long Life Plug
Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

6 Per Vehicle