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NGK Iridium IX. A 0.6mm fine-wire iridium centre electrode in place of a conventional one, firing a sharper, more focused spark.
That gives crisper throttle response, easier cold starts and more consistent ignition, held steady by an electrode that barely erodes.
Direct fit. Nothing to adjust.
Before you order
Choose the variant that matches your bike. NGK specifies different plugs across the Yamaha range depending on model and year: the YZF-R15, R15 2.0 and R3 are listed for the CR8EIX, and the R15 V3, V4 and MT-15 take a different plug again.
Message us with your model and year before ordering and we will confirm the exact part. We would rather spend a minute on that than have you fit the wrong plug.
Specifications
Part number · CR8EIX
Stock number - 4218
Type · Iridium IX, 0.6mm fine-tip iridium centre electrode
Heat range · 8 · Spark gap: 0.8 mm
Thread diameter - 10 mm
Thread length - 19 mm
Hex size - 16 mm
Fitting
Arrives pre-gapped and ready to fit. Thread in by hand first, then torque to your manual's figure. If you check the gap, move the outer electrode only.
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Delivery timelines may vary slightly by region. Orders placed after the dispatch cut-off are shipped next working day.
NGage B8RII-8 Double Iridium Spark Plug for Yamaha R15, MT-15, R3, MT-03 & Aerox V2 (BS4 / BS6 Compatible)
The NGage B8RII-8 Double Iridium Spark Plug is a precision ignition component developed for select Yamaha motorcycles and scooters built on modern, fuel-injected engine platforms. Manufactured in Japan, this spark plug is part of NGage’s Double Iridium series and is specified for use in both BS4 and BS6 compliant vehicles, as stated by the manufacturer.
This listing focuses exclusively on its application for Yamaha models where the B8RII-8 spark plug specification is listed by NGage in its official compatibility chart. It is intended as a direct replacement spark plug for these Yamaha motorcycles and scooters, without modification.
Designed for Yamaha Motorcycles & Scooters
NGage specifies the B8RII-8 spark plug for a defined group of Yamaha motorcycles and scooters that share compatible ignition system requirements.
The following Yamaha models are listed by NGage for use with the B8RII-8 spark plug:
Yamaha YZF-R15 (V1, V2, V3, V4)
Yamaha MT-15
Yamaha YZF-R3
Yamaha MT-03
Yamaha Aerox V2
These models span Yamaha’s lightweight sport, naked, and performance scooter segments, covering both single-cylinder and twin-cylinder platforms. Despite differences in displacement, cylinder configuration, and riding format, NGage lists the same B8RII-8 specification across all of these models, indicating alignment with their respective ignition system design and operating parameters.
For these Yamaha models, the B8RII-8 is intended to function as a like-for-like replacement for the factory-specified spark plug type. It is not positioned as a tuning component or a modification-driven upgrade, but as a specification-correct ignition part for routine service or replacement.
Double Iridium Spark Plug Construction
NGage classifies the B8RII-8 as a Double Iridium spark plug, meaning iridium material is used on both the center electrode and the ground electrode.
Iridium is used in modern spark plug construction due to its high melting point and resistance to electrode erosion during repeated ignition cycles. This construction approach is commonly applied in motorcycles and scooters with high-energy ignition systems and tightly controlled combustion environments.
The double-iridium configuration is intended to maintain consistent electrode geometry over extended operating periods under normal riding conditions. NGage does not publish electrode dimensions, spark-gap values, heat-range explanations, or service-interval figures for this model.
BS4 and BS6 Compatibility
NGage specifies that the B8RII-8 spark plug is compatible with both BS4 and BS6 vehicles. This makes it suitable for use across production years that fall before and after the BS6 emission-standard transition, provided the vehicle is included in the compatibility list.
For the Yamaha models listed above, this ensures suitability across emission-compliant variants without requiring a change in spark plug specification.
No emission-reduction, fuel-efficiency, or tuning claims are made for this product.
Manufacturing Origin
The B8RII-8 spark plug is manufactured in Japan, as stated by NGage.
NGage does not publish further information regarding production processes, certifications, or testing standards for this model. The country of manufacture is provided here as factual product information only.
Intended Use
The NGage B8RII-8 is intended for routine replacement during scheduled maintenance or spark-plug service intervals recommended by Yamaha. It is suitable for everyday road use on the Yamaha motorcycles and scooters listed below within standard operating conditions.
This spark plug is not positioned by NGage as a racing-only, track-specific, or specialized tuning component.
Fitment Accuracy
Correct spark plug selection is critical for engine operation and long-term reliability.
The B8RII-8 should be installed only on vehicles listed in the compatibility section below. Use on non-listed motorcycles or scooters is not recommended.
Compatibility
As per NGage official compatibility chart for part number B8RII-8:
Yamaha Motorcycles & Scooters
Yamaha YZF-R15 (V1, V2, V3, V4)
Yamaha MT-15
Yamaha YZF-R3
Yamaha MT-03
Yamaha Aerox V2
Variant Explanation
This listing is for NGage B8RII-8 Double Iridium Spark Plug only.
“Double Iridium” refers to iridium usage on both the center and ground electrodes.
This part number represents a single manufacturer-defined specification.
No alternate heat ranges or material variants are included in this listing.
Specifications
Brand: NGage
Part Number: B8RII-8
Spark Plug Type: Double Iridium
Vehicle Compatibility: BS4 & BS6
Country of Manufacture: Japan
Application: Motorcycle / scooter spark plug
Installation / Usage Notes
Install only on Yamaha motorcycles and scooters listed in the compatibility section.
Follow Yamaha service-manual torque specifications and standard spark-plug installation procedure.
Install on a cold engine.
Terminal Type
This plug is supplied with a bare threaded terminal stud. That is how it leaves the factory, and no terminal nut is fitted.
A plug cap that screws onto the thread fits as supplied. If your cap seats on a terminal nut instead, a standard screw-on spark plug terminal nut can be fitted to the stud.
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Model-Specific Performance ECU for Yamaha Motorcycles
The PowerTRONIC V4 is a full-feature piggyback ECU engineered specifically for Yamaha motorcycles.Each variant is tailored with dedicated wiring and optimized mapping for the selected bike.
This listing groups multiple Yamaha models for convenience, ensure you select the correct variant for your motorcycle.
Sharper Throttle. Stronger Response.
Quicker Throttle Response
Eliminates stock throttle lag
Improves low and mid-range responsiveness
Smoother ride in traffic and twisty conditions
Improved Power & Torque Delivery
Optimized fuel and ignition mapping
Better combustion efficiency
Stronger pull across the rev range
Refined Power Delivery
Smooth and predictable acceleration
Reduced engine vibrations
Balanced performance without harshness
Extended Rev Range (Model Dependent)
Higher usable rev band unlocks more performance
Helps maintain power through gears
Supports aggressive riding and better top-end reach
TuneEasy App Control
Tune using smartphone, PC, or tablet
Adjust fuel and ignition parameters
Load pre-built or custom maps anytime
You control how your bike behaves.
Plug & Play Installation
Direct fit with OEM connectors
No wire cutting required
Installation within ~30-40 minutes
Built to Last
Water and heat resistant unit
Automotive-grade electronics
Reliable for daily and performance use
What’s Included
PowerTRONIC V4 ECU
Model-specific wiring harness
Installation guide
Warranty & Support
1 Year Manufacturer Warranty
5-Day Return Policy (as per brand terms)
RawTorque Notice:This product is covered under manufacturer warranty only.Refer to our warranty policy for complete details.
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Delivery timelines may vary slightly by region. Orders placed after the dispatch cut-off are shipped next working day.
Built for the Yamaha R15 Platform
The Barrel Rogue Exhaust with Bend Pipe is engineered for the Yamaha R15 V3 and V4, transforming the bike from a refined commuter into a sharper, more responsive machine. Designed for performance, sound, and rider control, this is a true upgrade over stock.
Deep, Aggressive Sound Profile
Eliminates flat stock exhaust tone
Deep, punchy and authoritative sound
Tuned for sporty riding character
Performance Enhancement
Optimized exhaust flow with bend pipe design
Noticeably sharper throttle response
Improved mid-range and top-end feel
Weight Reduction
Saves approx. 1.5-5.5 kg over stock exhaust
Improves agility and handling
Better power-to-weight ratio
Premium Stainless Steel Build
304 stainless steel construction
Rust-resistant and durable
Built for long-term performance use
Customizable Sound Control
Removable DB killer included
Switch between aggressive and controlled sound
Rider preference tuning
Installation & Compatibility
Bolt-on installation (30-45 minutes)
No ECU remap required (optional for maximum gains)
Compatible with Yamaha R15 V3 and V4
What’s Included
Barrel Rogue Exhaust
Bend Pipe
Mounting hardware
Removable DB killer
Warranty
Lifetime rust-free warranty
1 Year warranty on welds
RawTorque Notice:This product is covered under manufacturer warranty only.RawTorque does not provide any additional warranty.Refer to our warranty policy for full details.
We are an authorized Barrel dealer. Every unit is genuine, supplied direct by Barrel.
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NGage Hyper Flow Air Filter (NGAGE-012-YAR15V3) for Yamaha R15 V3, R15 V4 & MT-15, Washable Cotton Performance Replacement
The NGage Hyper Flow Air Filter (NGAGE-012-YAR15V3) is a reusable, washable cotton-gauze air filter developed specifically for Yamaha’s 155 cc platform. This air filter is designed as a direct replacement for the stock paper air filter used on the Yamaha R15 V3, Yamaha R15 V4, and Yamaha MT-15.
As stated on NGage’s official product artwork and website listing, this air filter is compatible with the following motorcycles:
Yamaha R15 V3
Yamaha R15 V4
Yamaha MT-15
This listing covers these three models exactly as specified by the manufacturer.
Designed for Yamaha R15 V3, R15 V4 & MT-15
NGage specifies this Hyper Flow Air Filter for Yamaha motorcycles built on the 155 cc platform.
From the NGage product artwork:
Fits:
Yamaha R15 V3
Yamaha R15 V4
Yamaha MT-15
The filter is engineered to fit directly into the factory airbox of the above motorcycles without requiring cutting, trimming, or airbox modification. It is intended as a stock-replacement air filter element for routine service or performance-oriented intake upgrades.
Hyper Flow Cotton Filter Construction
NGage classifies the NGAGE-012-YAR15V3 as a Hyper Flow Air Filter using a cotton-based filtering medium.
From the product artwork and icon set:
The filtering media is stated as 100% organic cotton
The filter is described as washable and reusable
The cotton media is supported by a molded filter frame to maintain structural shape inside the airbox
The filter is designed for long-term reuse through periodic cleaning
NGage does not publish micron ratings, pore size data, or laboratory filtration efficiency figures for this product.
Airflow and Performance (Manufacturer-Stated)
As per NGage’s official product artwork and website listing, the NGage Hyper Flow Air Filter NGAGE-012-YAR15V3 carries the following manufacturer-stated performance claims:
Up to 30% increased air flow than stock filter
Performance increase up to 0.6 BHP on wheels
These airflow and performance figures are stated by NGage based on their internal testing and development data for this product.
Reusable and Serviceable Design
The NGage Hyper Flow Air Filter is designed to be washed, serviced, and reused.
Unlike disposable paper air filters that are replaced at each service interval, this cotton-gauze filter is intended to be cleaned and reused periodically.
From the product artwork:
The filter is described as washable
The filter is described as reusable
The filter uses cotton as the filtering medium
NGage does not specify a fixed cleaning interval.
Service frequency will depend on:
Riding environment
Dust exposure
Terrain conditions
Mileage covered
Durability and Testing Claims
From the product artwork and icon set, NGage states:
Best durability
Extensively tested on all terrains
Hassle-free installation
Eco-friendly product
100% organic cotton as filtering media
These attributes are manufacturer-stated product characteristics as displayed on the NGage artwork.
Warranty Information (Manufacturer-Stated)
From the product artwork and official website:
Replacement warranty: 100,000 kilometers
NGage does not publish additional warranty terms or conditions on the product page.
Warranty Note (RawTorque)
RawTorque is an authorized reseller of NGage products and does not provide a separate warranty on this item. Any warranty coverage, replacement terms, or service claims are governed solely by NGage’s official warranty policy. RawTorque can assist customers in coordinating manufacturer warranty support where applicable.
Manufacturing Origin
From the product artwork:
Made in India
Compatibility
As per NGage’s official product artwork and website listing for part number NGAGE-012-YAR15V3:
Yamaha R15 V3
Yamaha R15 V4
Yamaha MT-15
Variant Explanation
This listing is for:
NGage Hyper Flow Air Filter
Part Number: NGAGE-012-YAR15V3
No alternate sizes, shapes, or engine-specific variants are shown or specified by NGage for this product.
Specifications (Manufacturer-Verified Only)
Brand: NGage
Product Type: Hyper Flow Air Filter
Part Number: NGAGE-012-YAR15V3
Filter Media: 100% organic cotton
Reusable: Yes
Washable: Yes
Installation Type: Direct replacement
Application: Motorcycle air filter
Compatibility: Yamaha R15 V3, Yamaha R15 V4, Yamaha MT-15
Manufacturing Origin: India
Airflow Claim: Up to 30% increased airflow than stock filter
Performance Claim: Up to 0.6 BHP increase on wheels
Warranty: Replacement warranty up to 100,000 km
Testing Claim: Extensively tested on all terrains
Installation / Usage Notes
Install only on Yamaha R15 V3, R15 V4, and MT-15 motorcycles.
Designed to fit inside the factory airbox.
Clean and reuse the filter periodically as required.
Service frequency depends on riding conditions and dust exposure.
No Cost EMI0% interest for 3 months on orders over ₹10,000No Cost EMI0% interest for 3 months on orders over ₹10,000No Cost EMI0% interest for 3 months on orders over ₹10,000No Cost EMI0% interest for 3 months on orders over ₹10,000No Cost EMI0% interest for 3 months on orders over ₹10,000No Cost EMI0% interest for 3 months on orders over ₹10,000No Cost EMI0% interest for 3 months on orders over ₹10,000No Cost EMI0% interest for 3 months on orders over ₹10,000No Cost EMI0% interest for 3 months on orders over ₹10,000No Cost EMI0% interest for 3 months on orders over ₹10,000