The Honda Grom is famed for its nimble handling and urban-friendly size, but riders often want to maximize performance and sound without breaking the bank. This guide spotlights affordable exhaust options that balance build quality, installation simplicity, and performance gains. Each product below is selected for compatibility with the Honda Grom and related MSX125 models, offering slip-on and universal options designed to improve exhaust flow and tone. Compare features, installation notes, and how they fit into an overall budget-oriented upgrade plan.
| Product | Brand | Key Features |
|---|---|---|
| Muffler Exhaust Kit Fit For Honda Grom 125cc Slip On | Generic | Slip-on; full kit; stainless steel; brushed finish |
| 38mm-51mm Motorcycle Exhaust Tips | FLYPIG | Universal 51mm/2″, dual-outlet; lightweight; various models |
| motoparty Fender Eliminator Kit for Honda Grom | motoparty | Aluminum alloy; license plate and signal integration |
| DREAPATS Universal Slip on Modified Exhaust Mufflers | DREAPATS | Stainless steel; 38-51mm fit; includes DB killer and clamps |
| TC-Motor Stainless Steel Exhaust Muffler For Honda Z50 | TC-Motor | Mini bike compatibility; steel construction; clear sizing |
Muffler Exhaust Kit Fit For Honda Grom 125cc Slip On

This generic slip-on exhaust kit is designed specifically for the Honda Grom 125cc. The package includes a full exhaust pipe, muffler canister, and mounting bracket for straightforward installation. Built from stainless steel with a brushed finish, it emphasizes durability and corrosion resistance, supporting long-term performance on daily riders and weekend warriors alike. While not branded as premium, the kit targets essential upgrade goals: easier bolt-on fit and a noticeable change in exhaust tone and flow characteristics. Consider this option when seeking a complete, economical replacement that covers the basics without extra frills.
38mm-51mm Motorcycle Exhaust Tips 1.5-2″ Universal Fit

These universal exhaust tips are sized for 51mm (2 inches) diameter systems, offering compatibility with a wide range of motorcycles, including popular Honda CBR and Yamaha models. The dual-outlet design can help reduce weight while delivering a distinct exhaust note. Modern riders may appreciate the versatility for multiple bikes or future upgrades. Note that some installation may require adapter hardware or welding, depending on existing piping and mounting points. This option prioritizes adaptability and sound customization in a budget-friendly package.
motoparty Fender Eliminator Kit for 2022 Honda Grom

The Fender Eliminator kit is designed for 2022-2025 MSX125 Grom models, with compatibility extending to the front signals and tail assembly. Built from aluminum alloy, the kit helps streamline the rear end, reducing clutter behind the plate and contributing to a cleaner, sportier look. While primarily aesthetic, riders often pair this with exhaust upgrades to complete a coordinated appearance. The kit’s light weight and straightforward mounting make it a reasonable companion to an affordable exhaust system upgrade, particularly when pursuing a sleeker profile without extensive fabrication.
DREAPATS Universal Slip On Modified Exhaust Mufflers

These stainless steel mufflers are designed for 38-51mm (1.5-2 inch) pipes, offering a broad compatibility range for Grom, ATV, dirt bike, and street bike setups. The kit includes DB Killer/Baffle, springs, hooks, clamps, and a universal pipe, making it a convenient choice for riders who want a complete package with install-ready components. The design focuses on durability, heat resistance, and corrosion resistance, with a straightforward path to a deeper exhaust note while maintaining a reasonable price point for a universal fit system.
DREAPATS Universal Slip On Modified Exhaust Mufflers (Blue)

Blue version of the universal exhaust muffler extends the same feature set as its sibling: stainless steel construction, 38-51mm compatibility, and a complete accessory bundle. The color option allows riders to customize the appearance of their Grom setup, from subtle to bold. As with other universal products, some tailoring may be required for exact fitment, including minor modifications or welding. This option suits riders who want a visually distinct upgrade that remains economically accessible.
Exhaust Muffler For GROM MSX 125 Full System Slip-On

This muffler is tailored for the GROM and MSX125 platforms with a fit for models from 2012 through 2015. It emphasizes a smoother exhaust flow and potential power improvements through a middle-connect system and slip-on configuration. The kit touts a balanced approach to performance and daily usability, focusing on an easy upgrade path without requiring a full engine-tuning overhaul. It serves riders who want a cleaner, more refined exhaust note while preserving reliability and ride quality.
Buying Guide: Key Purchase Considerations
When selecting a budget-friendly exhaust for the Honda Grom, consider these core factors to ensure the best value and reliability:
- Compatibility: Confirm model year and engine size (125cc Grom/MSX125) to avoid fitment issues. Some universal tips may require adapters or minor fabrication.
- Material and finish: Stainless steel with a brushed or polished finish offers corrosion resistance and durability, especially for daily riders exposed to weather and road salt.
- Installation complexity: Some kits include mounting brackets and full slip-on systems that simplify installation; others may need welding or additional hardware.
- Weight and performance: Slip-ons typically improve exhaust flow and tone without major power gains. For those chasing measurable horsepower, additional performance mods or ECU remapping may be needed.
- Sound level and tone: Exhaust tone varies by design; consider your local noise regulations and personal preference for a deeper or crisper note.
- Aesthetics and styling: Fender eliminators and color-matched cans can complement a cohesive look for the bike’s rear end and overall stance.
- Brand vs. generic: Branded exhausts often come with tested fitment and customer support, while generic kits may offer better upfront price but vary in longevity and after-sales service.
- Warranty and return policy: Check warranty coverage and return windows—important when purchasing affordable upgrades that may require modification.
- Maintenance: Stainless systems resist corrosion, but periodic cleaning and inspection of clamps, springs, and mounting brackets help prevent rattling and leaks.
- Future upgrades: If you plan more mods (air filter, exhaust plume tuning, or bike computer upgrades), think about how the chosen exhaust will pair with those changes.
In sum, budget exhausts for the Honda Grom can deliver meaningful improvements in tone, appearance, and usability. The best choice depends on whether you prioritize a complete kit, easy installation, a sleek look, or a flexible universal option that can be reassigned across projects. Consumers should weigh compatibility, durability, and the total upgrading plan to maximize value without overspending.