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Bosch Automotive 9603 OE Fine Wire Double Iridium Spark Plug - Pack of 4

Bosch Automotive 9603 OE Fine Wire Double Iridium Spark Plug - Pack of 4

Name: Bosch Automotive 9603 OE Fine Wire Double Iridium Spark Plug - Pack of 4
Brand: Bosch
SKU: 73330010
Price: 44.56 EUR
Availability: InStock
Rating: 4.923076923076923 (13 reviews)

Product ID: 73330010

Details

Brand
Bosch
Core Material
Iridium
Thread Size
M30
Top Material Type
Iridium
Vehicle Service Type
Car SUV Truck

⏳4X longer lifespan

⚡24% less voltage needed

🔩No anti-seize needed

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€ 44.56

Duties & taxes included

In stock

Sold byAmazon SlovakiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Details

Brand
Bosch
Core Material
Iridium
Thread Size
M30

Description

⚡ Ignite your drive with Bosch’s double iridium spark—where precision meets endurance!

EFFORTLESS INSTALLATION - Nickel-plated rolled threads resist corrosion and eliminate anti-seize—ready to install straight from the box.
ENDURANCE THAT OUTLASTS - Iridium double electrodes deliver 4X the lifespan of standard plugs—drive longer, worry less.
PRECISION IGNITION POWER - 360° laser-welded ultra-fine iridium wire slashes voltage needs by 24%, igniting your engine with unmatched efficiency.
OE PERFECT FIT FUNCTION - Factory pre-gapped and engineered to meet or exceed OEM specs, ensuring seamless compatibility with modern GDI engines.
TRUSTED BY PERFORMANCE ENTHUSIASTS - Top-rated by 659+ users for smooth idling, improved MPG, and reliable power across a wide range of premium vehicles.

Bosch 9603 OE Fine Wire Double Iridium Spark Plugs combine advanced iridium technology and precision engineering to deliver superior ignitability, 4X longer life, and hassle-free installation. Pre-gapped and corrosion-resistant, these plugs are designed for modern gasoline engines including GDI, ensuring optimal performance and fuel efficiency across a broad spectrum of popular car, SUV, and truck models.

Specifications

ASIN	B0792LVCZW
Automotive Fit Type	Universal Fit
Best Sellers Rank	#45,830 in Automotive ( See Top 100 in Automotive ) #336 in Automotive Replacement Spark Plugs
Brand	Bosch
Brand Name	Bosch
Compatible with Vehicle Type	Car, SUV, Truck
Core Material	Iridium
Customer Reviews	4.6 out of 5 stars 668 Reviews
Global Trade Identification Number	00028851010382
Included Components	Spark Plugs
Item Type Name	Spark Plugs
Item Weight	6.95 ounces
Manufacturer	Bosch Automotive
Manufacturer Part Number	9603
Manufacturer Warranty Description	Limited
Model Number	9603
Thread Size	M30
Top Material Type	Iridium
UPC	028851010382
Unit Count	4.0 Count
Vehicle Service Type	Car, SUV, Truck

Reviews

G**S

13.04.2026

M**K

1.02.2026

R**S

22.02.2026

S**.

27.07.2025

D**N

19.06.2025

W**D

23.11.2025

R**O

12.03.2026

A**E

16.04.2026

A**N

23.10.2024

M**N

10.11.2023

D**R

22.04.2025

D**O

7.11.2025

F**K

17.12.2022

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

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