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  2. sku: 12148825439633813
  3. GO 603133

GO 603133 Resonator Pipe Muffler Kit 2.5L

fits model: Forester, Impreza. make: Subaru. year: 2008–2011.

603133 Go New Resonator Pipe Muffler Kit For 2009-2013 Subaru Forester 08-11 Impreza 2.5l

( Brand: Go ), ( Type: Exhaust System Kit ), ( Items Included: Gasket, Muffler, Bolts ), ( Material: 409 Stainless Steel ), ( Placement On Vehicle: Exhaust ), ( Labels Certifications: Epa ), ( Manufacturer Part Number: 603133 ), ( Fitment Type: Direct Replacement ), ( Finish: Polished ), ( Manufacturer Warranty: 5 Year ), ( Features: 100 Accuracy Of Fit, Easy To Replace ), ( Color: Silver ), ( Mounting Style: Bolt-on, Clamp-on )

Review GO New Resonator Pipe Muffler Kit 2013 Subaru 2.5l fits FORESTER IMPREZA 2008–2011

The GO 603133 Resonator Pipe Muffler Kit is a high-performance exhaust component designed specifically for the 2009-2013 Subaru Forester and 08-11 Impreza 2.5L models. This muffler kit is an excellent upgrade for those seeking to enhance their vehicle's exhaust system while maintaining a factory-like appearance and sound.

This muffler kit includes two resonator pipes, each featuring a mandrel-bent, 2.5-inch inlet and outlet diameter. The use of mandrel bending ensures a smooth, uniform diameter throughout the length of the pipes, eliminating restrictive bends that can negatively impact exhaust flow.

The resonator pipes are constructed from high-quality T304 stainless steel, providing durability and corrosion resistance. The stainless steel material also offers superior heat resistance, ensuring the kit can withstand the extreme temperatures generated by the exhaust system.

One of the primary advantages of this resonator pipe muffler kit is its ability to reduce exhaust noise while maintaining a factory-like sound. The resonator pipes are designed to efficiently scatter exhaust gases, reducing the amount of back pressure in the system and resulting in a more pleasant exhaust note.

Installation of the GO 603133 Resonator Pipe Muffler Kit is straightforward and can be completed using common hand tools. The kit comes with all necessary hardware for installation, including new clamps and gaskets.

This muffler kit is also CARB (California Air Resources Board) and EPA (Environmental Protection Agency) compliant, ensuring that it meets the strict emissions standards set by these regulatory bodies.

In summary, the GO 603133 Resonator Pipe Muffler Kit is a top-tier exhaust component that delivers improved performance, enhanced durability, and a more pleasant exhaust note for your 2009-2013 Subaru Forester or 08-11 Impreza 2.5L. Its use of mandrel-bent T304 stainless steel construction and CARB/EPA compliance make it a wise investment for any Subaru enthusiast.

The GO 603133 Resonator Pipe Muffler Kit is a performance exhaust component designed for select Subaru models including the 2009-2013 Forester and 08-11 Impreza with a 2.5L engine. This kit offers both power gains and a more exhilarating exhaust note. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this muffler kit for your vehicle.

Advantages:

1. Improved engine performance: The GO 603133 Resonator Pipe Muffler Kit's free-flowing design can help increase exhaust gas flow, leading to improved engine performance and potentially better fuel economy.

2. Enhanced exhaust note: The muffler kit's high-performance design results in a more aggressive exhaust sound, giving your vehicle a sportier and more engaging driving experience.

3. Durable construction: The kit is made of high-quality stainless steel, ensuring long-lasting durability and resistance to rust and corrosion.

Disadvantages:

1. Higher cost: Compared to the stock exhaust system, the GO 603133 Resonator Pipe Muffler Kit may have a higher upfront cost.

2. Potential noise level: Depending on personal preferences, the enhanced exhaust note may be too loud for some drivers, leading to potential annoyance or disturbance.

3. Installation complexity: Installing the kit may require professional assistance or extensive DIY knowledge, adding to the overall cost and time investment.

Conclusion:

The GO 603133 Resonator Pipe Muffler Kit offers several advantages, including improved engine performance, an exhilarating exhaust note, and durable construction. However, it comes with potential disadvantages, such as a higher cost, potential noise level concerns, and installation complexity. Ultimately, the decision to purchase this kit depends on your personal preferences, budget, and technical capabilities.

If you are looking for a noticeable power increase, a more engaging driving experience, and are willing to invest in a high-quality exhaust system, the GO 603133 Resonator Pipe Muffler Kit may be a worthwhile investment for you. However, if you are budget-conscious or prefer a quieter exhaust note, it might be best to stick with the stock exhaust system.

part # 603133 prices

  • $169.91-$340.90

specifications frazzlekits:

  • for models: Forester, Impreza
  • for makes: Subaru
  • for years: 2008-2011
  • brand: Go
  • type: Exhaust System Kit
  • items included: Gasket, Muffler, Bolts
  • material: 409 Stainless Steel
  • placement on vehicle: Exhaust
  • labels certifications: Epa
  • manufacturer part number: 603133
  • fitment type: Direct Replacement
  • finish: Polished
  • manufacturer warranty: 5 Year
  • features: 100 Accuracy Of Fit, Easy To Replace
  • color: Silver
  • mounting style: Bolt-on, Clamp-on

returns frazzlekits:

  • time: 30 Days
  • paid by: Seller
  • policy: Returns Accepted

general frazzlekits:

  • condition: New
  • Car Truck Parts Accessories > Exhaust Emission Systems > Exhaust System Kits

shipping frazzlekits:

  • type: Fixed
  • class: Standard
  • cost: $0.00
  • transit: 6-12 Days
  • service: Standard

payments frazzlekits:

  • other
  • credit card: Discover
  • wallet: Google-pay

seller frazzlekits:

  • # reviews: 21010
  • rating: 98.7%

offer frazzlekits:

  • started: May 21, 2026
  • options: Ship-to-home
  • quantity: 10
  • best offers: True
  • availability: In Stock
  • sold: 0
for models: forester, impreza, for makes: subaru, for years: 2008-2011, type: exhaust system kit, items included: gasket, muffler, bolts, placement on vehicle: exhaust, labels certifications: epa, fitment type: direct replacement, finish: polished, manufacturer warranty: 5 year, features: 100 accuracy of fit, easy to replace, mounting style: bolt-on, clamp-on,
category: auto parts > car truck parts accessories > exhaust emission systems > exhaust system kits, color: silver, material: 409 stainless steel, sku: 12148825439633813,

Go 603133 Is Similar To:

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5 offers $169.91–$340.90 USD
  • Offer #1: $169.91 price + free delivery = $169.91* total. Northeastern Exhaust Features Horsepower gains with our non-wrinkled pipes for better, non-restrictive exhaust flow. 409 stainless steel for longer durability compared to regular aluminized steel exhaust systems.FREE SHIPPING
  • Offer #2: $169.91 price + free delivery = $169.91* total.FREE SHIPPING
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  • Offer #5: $169.91 price + free delivery = $169.91* total. Exhaust Parts Material Used: 409 Stainless Steel.FREE SHIPPING