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1

Why We Love It

Users rave about the noticeable improvement in acceleration and overall engine performance. The filter's excellent filtration capability is highly praised, protecting the engine from harmful particles. Its reusable and washable feature is loved by many, as it saves money in the long term.

Pros

  • Improves engine performance
  • Excellent filtration
  • Reusable and washable

Cons

  • May require regular maintenance
  • Slightly expensive

Premium washable air filter that delivers improved engine performance

K&N's performance air filter is designed to provide increased horsepower and torque while offering excellent filtration. The filter's design allows high air flow with exceptional filtration, ensuring long engine life. It is washable and reusable, making it a cost-effective solution for riders. The design is compatible with a wide range of motorcycles.

2

Why We Love It

Bikers love the K&N Engine Air Filter for its ability to significantly boost horsepower and acceleration. The high-quality cotton gauze material provides excellent filtration, and users appreciate that it's washable and reusable. Despite the potential need for rejetting of the carburetor, users say the improved performance makes it worth the effort. They also appreciate the simplicity of its drop-in design, which makes installation a breeze.

Pros

  • Increases horsepower
  • Excellent filtration
  • Washable and reusable

Cons

  • May require rejetting of carburetor
  • Specific to certain motorcycle models

High-performance air filter for motorcycles

The K&N Engine Air Filter is a high-performance air filter designed to increase horsepower and acceleration while providing excellent filtration. It is made from multiple layers of cotton gauze sandwiched between two epoxy-coated aluminum wire screens. The material is pleated and oiled to enhance its filtering capabilities and overall performance. The K&N Engine Air Filter is washable and reusable, and it's designed to fit into your existing factory air box. Its drop-in design means adding performance is simple.

3

Why We Love It

Motorcycle owners appreciate the Yuasa YUAM620BH YTX20HL-BS Battery for its high cranking power and reliability. They love that it's sealed and maintenance-free, eliminating the need to add water. The battery's resistance to sulfation and corrosion also earns high marks. Despite requiring an initial acid fill, users say the reliable starts and high performance make this battery a top choice.

Pros

  • High cranking power
  • Sealed and maintenance-free
  • Resists sulfation and corrosion

Cons

  • Battery is supplied dry
  • Requires initial acid fill

High-performance motorcycle battery

The Yuasa YUAM620BH YTX20HL-BS Battery is a high-performance battery designed to provide reliable starts for your motorcycle. It features a 12 Volt, 18 amp-hour, 310 cold cranking amps, high performance sealed and maintenance-free battery. No need to ever add water. Battery supplied dry with acid bottle. The advanced lead-calcium technology pumps up starting power and also resists sulfation and corrosion, common causes of battery failure.

Product Comparison

Compare features across all products in this category

6 Features 6 Products Updated Oct 10, 2025
Product Increased Performance Installation Ease Material Quality Compatibility Maintenance Additional Features
1 Dynojet Power Commander V for Harley Davidson
Yes Moderate technical knowledge required High-quality electronic components Designed for Harley Davidson models No regular maintenance required Two-position map switching function
1 K&N Motorcycle Air Filter: High Performance, Premium, Powersport Air Filter
Yes Easy installation Washable and reusable filter material Fits a wide range of motorcycles Requires regular cleaning Excellent filtration capabilities
2 Kuryakyn 9463 Pro-R Hypercharger Air Cleaner/Filter for Metric Cruisers
Yes Complex installation Stylish chrome finish Designed for Metric Cruisers Periodic maintenance needed Significant air flow improvement
3 Yoshimura RS-2 Stainless Steel/Aluminum Full Exhaust System
Yes May require professional installation Durable stainless steel and aluminum Specific motorcycle models Minimal maintenance required Removable low-volume insert
4 Dynojet 15-027 Power Commander V Fuel Injection Module
Yes Easy installation with plug-and-play connectors High-quality electronic components Compatible with 2002-2006 Harley Davidson Touring models No regular maintenance required Faster processing speed
5 K&N Motorcycle Oil Filter: High Performance, Premium, Designed to be used with Synthetic or Conventional Oils
Yes Easy removal with 17mm exposed nut Heavy-duty canister Works with synthetic and conventional oils Periodic replacement required Designed for high oil pressures
1

Dynojet Power Commander V for Harley Davidson

Increased Performance
Yes
Installation Ease
Moderate technical knowledge required
Material Quality
High-quality electronic components
Compatibility
Designed for Harley Davidson models
Maintenance
No regular maintenance required
Additional Features
Two-position map switching function
1

K&N Motorcycle Air Filter: High Performance, Premium, Powersport Air Filter

Increased Performance
Yes
Installation Ease
Easy installation
Material Quality
Washable and reusable filter material
Compatibility
Fits a wide range of motorcycles
Maintenance
Requires regular cleaning
Additional Features
Excellent filtration capabilities
2

Kuryakyn 9463 Pro-R Hypercharger Air Cleaner/Filter for Metric Cruisers

Increased Performance
Yes
Installation Ease
Complex installation
Material Quality
Stylish chrome finish
Compatibility
Designed for Metric Cruisers
Maintenance
Periodic maintenance needed
Additional Features
Significant air flow improvement
3

Yoshimura RS-2 Stainless Steel/Aluminum Full Exhaust System

Increased Performance
Yes
Installation Ease
May require professional installation
Material Quality
Durable stainless steel and aluminum
Compatibility
Specific motorcycle models
Maintenance
Minimal maintenance required
Additional Features
Removable low-volume insert
4

Dynojet 15-027 Power Commander V Fuel Injection Module

Increased Performance
Yes
Installation Ease
Easy installation with plug-and-play connectors
Material Quality
High-quality electronic components
Compatibility
Compatible with 2002-2006 Harley Davidson Touring models
Maintenance
No regular maintenance required
Additional Features
Faster processing speed
5

K&N Motorcycle Oil Filter: High Performance, Premium, Designed to be used with Synthetic or Conventional Oils

Increased Performance
Yes
Installation Ease
Easy removal with 17mm exposed nut
Material Quality
Heavy-duty canister
Compatibility
Works with synthetic and conventional oils
Maintenance
Periodic replacement required
Additional Features
Designed for high oil pressures

Frequently Asked Questions About Motorcycle Performance Parts

What makes a motorcycle performance parts the "best"?

We evaluate products based on quality, performance, value for money, user reviews, durability, and ease of use. Our rankings are updated regularly to reflect the latest market offerings and user feedback.

How often do you update your motorcycle performance parts recommendations?

Our team continuously monitors the market for new products and updates our recommendations quarterly. We also adjust rankings based on user feedback and new testing results.

Do you test all the products you recommend?

Yes, whenever possible, we physically test products in our labs. For products we can't test directly, we rely on verified user reviews, expert opinions, and detailed specifications to make informed recommendations.

What if I'm looking for a specific type of motorcycle performance parts?

Our top 10 list covers the most popular and highly-rated options. If you have specific requirements, check our detailed product descriptions and pros/cons to find the best match for your needs.