HKS Nissan/Infinity VQ35HR M-Series Spark Plugs (One Step Colder) - Black Ops Auto Works
HKS Nissan/Infinity VQ35HR M-Series Spark Plugs (One Step Colder) - Black Ops Auto Works
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HKS Nissan/Infinity VQ35HR M-Series Spark Plugs (One Step Colder)

HKS
HKS50003-M45HL
4957266720455
Spark Plugs
20+ Units In Stock - Ships Next Business Day
$ 300.00
FREE Ground Shipping!
$ 300.00

SKU: 50003-M45HL | UPC: 4957266720455

HKS Nissan/Infiniti VQ35HR M-Series Spark Plugs (One Step Colder) 2007-2008 350Z G35

HKS M-Series M45HL spark plugs deliver one step colder heat range for Nissan VQ35HR engines. They fit 2007-2008 Nissan 350Z and Infiniti G35 models. These plugs provide stable combustion and resist fouling in high performance or boosted applications.

Key Features

  • One Step Colder Heat Range: M45HL rating pulls heat away faster to prevent pre-ignition during extended high RPM or boost
  • Fine Wire Electrode: 0.6mm diameter creates concentrated spark for complete fuel burn and smoother power delivery
  • Projected Insulator Tip: Ceramic design centers flame kernel for efficient combustion chamber filling
  • Heat-Resistant Materials: Special alloy electrodes and reinforced shell withstand 100000km service life
  • Precise OEM Fit: 14mm thread 26.5mm reach 16mm hex matches stock specs for drop-in V6 replacement set of 6

Product Notes

  • Set of 6 plugs pre-gapped to 0.8-0.9mm for immediate use
  • Best for tuned VQ35HR with cams boost or E85 fuel
  • Packages in protective OEM-style box for safe transit

Installation Notes

  • Professional installation recommended.
  • Torque to 25Nm 18-22 ft-lbs using anti-seize on threads
  • Compatible with stock coil packs no adapters needed

This Part Fits

Year Make Model Submodel
2007-2008 Nissan 350Z Base
2007-2008 Nissan 350Z Enthusiast
2007-2008 Nissan 350Z Touring
2007-2008 Nissan 350Z Grand Touring
2007-2008 Nissan 350Z Nismo
2007-2008 Infiniti G35 Base Coupe
2007-2008 Infiniti G35 Sport Coupe
2007-2008 Infiniti G35 Base Sedan
2007-2008 Infiniti G35 Journey Sedan
2007-2008 Infiniti G35 Sport Sedan
2007-2008 Infiniti G35 x Sedan

Why Choose HKS?

  • Proven in Japanese motorsport since 1973
  • Engineered for VQ35HR power gains
  • JDM manufacturing ensures tight tolerances

Frequently Asked Questions

  • Q: Will these fit 2006 Nissan 350Z or earlier G35?
    A: No they require VQ35HR engine found only in 2007-2008 350Z and G35 VQ35DE models use different plugs
  • Q: What electrode material is used?
    A: 0.6mm fine wire center electrode from HKS proprietary heat-resistant alloy paired with reinforced ceramic insulator
  • Q: What is the warranty and gap spec?
    A: Limited manufacturer defect warranty pre-gapped to 0.8-0.9mm do not adjust for VQ35HR

Shipping & Handling

  • Method: UPS Ground or USPS Priority
  • Availability: In stock - ships same or next business day
  • Packaging: Compact OEM box 5.9 x 3.9 x 1.2 inches
  • Weight: 0.4 lbs

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