Answering riders’ need for durable, factory-like radiator louvers, this guide highlights top graphics decals designed to shield louvers from nicks and scratches while maintaining airflow. Ideal for dirt bike enthusiasts who want a professional look and practical protection, these picks cover several KTM, Beta, and Kawasaki models. The top products are best for riders who value easy installation, long-lasting vinyl, and clear fitment information. The summary table below helps compare the five options at a glance.
| Product | Brand | Best For | Notes |
|---|---|---|---|
| Renegade Radiator Louver Decals (KTM 350 SX-F 2019-2022) | Graphics | Mid- to pro-level KTM riders seeking factory-like protection | Includes both sides |
| Renegade Radiator Louver Decals (KTM 350 XC-F 2019-2022) | Graphics | KTM XC-F riders needing robust vinyl | Includes both sides |
| Polisport Motorcross Radiator Louvers (Kawasaki KX450F 2016-2023) | Polisport Store | OEM-fit, durable plastic louvers | Pre-molded for seamless install |
| Works Seat Cover Louver Graphics (Beta 300/390 models) | Graphics | Beta riders wanting louver protection plus seat cover match | Includes both sides depending on model |
| Works Seat Cover Red/Red/Red (Beta 390 RS 2015) | Graphics | Bold red-on-red aesthetic with louver protection | Seat cover focus with louver protection |
Renegade KTM 350 SX-F Louver Decals (2019-2022)

Brand: Graphics
- See fitment guide image for additional machines this item fits.
- Louver Decals are printed on 21 mil scratch-resistant vinyl.
- Factory-look protection against nicks and scratches.
- Includes both sides (except for machines with only one radiator).
Best for: KTM riders seeking a factory-like appearance with solid louvers protection. Choose this if you ride a 2019-2022 SX-F and want symmetrical protection on both louvers. Limitation: check the fitment guide for exact models supported.
Renegade KTM 350 XC-F Louver Decals (2019-2022)

Brand: Graphics
- See fitment guide image for additional machines this item fits.
- Louver Decals are printed on 21 mil scratch-resistant vinyl.
- Factory look with protection against nicks and scratches.
- Includes both sides (except for machines with only one radiator).
Best for: KTM XC-F riders who want symmetric protection with a factory-grade finish. Better for: riders who need explicit fitment details before purchasing. Caution: verify model year compatibility against the fitment guide.
Polisport Motocross Louvers for Kawasaki KX450F (2016-2023)

Brand: Polisport Store
- Perfect OEM Fit – Pre-molded for seamless installation.
- Enhanced Airflow – Directs air efficiently into the radiator.
- Impact-Resistant DGP Material – Built to withstand trail abuse.
Best for: Kawasaki KX450F riders seeking OEM-like fit and durable louvers. Choose this if you want a ready-to-install plastic louver solution. Limitation: product is model-specific; verify your year and model before ordering.
Works Seat Cover Louver Graphics for Beta 300 RR/390 RS

Brand: Graphics
- Louver Decals are printed on 21 mil scratch-resistant vinyl.
- Offers a factory look while protecting louvers from nicks and scratches.
- Includes both sides (except for machines with only one radiator).
Best for: Beta riders looking for a coordinated seat cover with louver protection. Better for: riders who want a red-on-red styling match with durable vinyl. Caution: confirm model year compatibility with the Beta 390 RS 2015 option.
Buying Guide: Key Considerations For Radiator Louver Graphics
- Fitment and compatibility: Verify model, year, and radiator configuration to ensure the decals cover both louvers as intended.
- Material durability: Look for 21 mil scratch-resistant vinyl for long-lasting protection against rocks and branches.
- Installation ease: Pre-molded or OEM-fit louvers are easier to install with fewer alignment concerns.
- Aesthetics: Choose decals that match or complement your bike’s color scheme and plastics for a cohesive look.
- Protection vs airflow: Ensure decals shield louvers without restricting airflow or heat dissipation.
- Warranty and replacement parts: Consider brands offering reliable support in case of damage or misfit.
Frequently Asked Questions
- What are radiator louvers and why protect them? They shield the radiator louvers from small rocks and debris while preserving airflow.
- Do these decals fit multiple models? Some decals specify fitment guides; always check the model/year before purchasing.
- Are vinyl louvers easy to remove? Most 21 mil vinyl decals remove with minimal residue, but removal may vary by brand.
- Will decals affect radiator cooling? Properly installed decals should not impede cooling; choose properly sized decals for your bike.
- Can I install these myself? Yes, most decals are designed for at-home installation with basic tools and care.
- Do seat-cover and louver decals come as a set? Some listings indicate both sides; check product details for included sides.