Top 10 Best Sti Downpipe Reviews

Last Updated on March 26, 2022

Sti downpipe is known to offer better exhaust characteristics and optimum performance to your vehicle. Quality is our number one concern. It's hard to find a downpipe that can get the job done and stand up to the wear and tear. We did the hard work for you and ranked the top 10 best Sti downpipes based on score.
This is why we make sure that every downpipe we present is of the highest quality and will not rust or stain. With our expert team behind you, you can rest assured that your downpipe has been purchased. Our downpipes are made from high-grade SS304 stainless steel and come with a lifetime warranty.

Best Sti Downpipe
Disclaimer: As An Amazon Associate I Earn From Qualifying Purchases.

Comparison Table Chart for Best Sti Downpipe

Check Out The Top 10 Best Sti Downpipe

NoProductScoreAction
1Borla 140597 Cat-Back Exhaust System9.8Check Price on Amazon
2GrimmSpeed 028001 Compatible with 02-10+ WRX/STi/LGT Turbo to Downpipe Gasket9.6Check Price on Amazon
3Grimmspeed 077046 Downpipe Adapter9.6Check Price on Amazon
4PPE 117000500 Performance Parts & Miscellaneous Accessory9.4Check Price on Amazon
5Genuine Subaru Turbo Stud Bolt & Nut Hardware Kit Impreza WRX STI Legacy GT OEM9.4Check Price on Amazon
6BLACKHORSE-RACING Titanium Tip Cat Back Exhaust Pipe for 2015-2019 Subaru WRX STI Gemini R4009.2Check Price on Amazon
7PPE 117000600 Performance Parts & Miscellaneous Accessory9Check Price on Amazon
8BORLA 140595 S-Type Cat-Back Exhaust System8.8Check Price on Amazon
9Turbosmart TS-0203-1215 Kompact Plumb Back Blow Off Valve for Subaru8.6Check Price on Amazon
10Mishimoto Universal Intercooler R-Line8.6Check Price on Amazon

Sti Downpipe Review – Choose the Best Sti Downpipe From Our Online Store

Choose The Best Sti Downpipe From Our Online Store. We offer high quality products at reasonable prices. Explore the top 10 best downpipes from this publication as chosen by expert judges.

1. Borla 140597 Cat-Back Exhaust System

  • Product type :AUTO PART
  • Package dimensions :113.284 cm L x54.355 cm W x27.432 cm H
  • country of origin :United States
  • package weight :35.0lbs

2. GrimmSpeed 028001 Compatible with 02-10+ WRX/STi/LGT Turbo to Downpipe Gasket

  • Gasket-028001

3. Grimmspeed 077046 Downpipe Adapter

  • Flanged for OEM Dounut Gasket
  • Machined 2-Bolt Gasket
  • Bolt-On Installation

4. PPE 117000500 Performance Parts & Miscellaneous Accessory

  • Easy and flexible to use
  • Package Dimensions: 57.912 H x 13.335 L x 18.161 W (centimetres)
  • Package Weight: 3.266 kilograms
  • Country of Origin : South Korea

5. Genuine Subaru Turbo Stud Bolt & Nut Hardware Kit Impreza WRX STI Legacy GT OEM

  • Genuine Oem Subaru Sealed items Turbo Mount Kit EJ205 EJ257 EJ255
  • TURBO STUD 800910340 X3 TUBRO BOLT 44059AA030 X2 TURBO NUT 902370029 X5
  • 1992- 2014 Outback and Legacy Turbo
  • 1992- 2018 Impreza and Wrx & STi Turbo
  • 1998-2014 Forester Turbo & 2003-2006 Baja Turbo

6. BLACKHORSE-RACING Titanium Tip Cat Back Exhaust Pipe for 2015-2019 Subaru WRX STI Gemini R400

  • R400 tuned muffler exhaust systems offer a rich exhaust note which enhances the natural tone of your car’s engine.
  • Specifically designed to fill the sound gap between the Q300 and N1 system.
  • Made of High Quality T-304 Stainless Steel with Computerized
  • Machine welded – Fantastic appearance and uniform strength
  • Fits all trim levels 2015-19 WRX and STI, For Exact Years and Models, Please Check Compatibilities

7. PPE 117000600 Performance Parts & Miscellaneous Accessory

  • Easy and flexible to use
  • Package Dimensions: 59.055 H x 13.97 L x 17.145 W (centimetres)
  • Package Weight: 2.948 kilograms
  • Country of Origin : South Korea

8. BORLA 140595 S-Type Cat-Back Exhaust System

  • Product type :AUTO PART
  • country of origin :United States
  • Package dimensions :26.67 cm L x71.12 cm W x111.76 cm H
  • package weight :48.0lbs

9. Turbosmart TS-0203-1215 Kompact Plumb Back Blow Off Valve for Subaru

  • More versatility, higher performance
  • OEM type fitment
  • Offers superior flow
  • Offers greater structural integrity under boost
  • Suits WRX MY01-MY07, STi MY01-08, Forester 05-07

10. Mishimoto Universal Intercooler R-Line

  • Universal intercooler provides optimal flow and volume for high horsepower vehicles
  • Overall Size: 31″ x 12″ x 4″ / Core Size: 24″ x 12″ x 4″
  • Inlet & Outlet: 3″ / Tank Wall Thickness: 5mm / Max PSI: 32
  • Robust, one-piece cast aluminum end tanks withstand high boost pressures
  • Mishimoto Lifetime Warranty

How to Choose the Best STI Downpipe


Material:

Downpipes are available in various materials, including stainless steel and titanium. Copper is often used for downpipes because it is lightweight and conducts heat well. However, some people prefer stainless steel because it does not rust easily or corrode. Copper fittings can join copper piping and stainless steel pipe can be joined with stainless steel fittings. Aluminium downpipes are much more durable and less susceptible to corrosion than other materials.

Fitment & Size:

The most important factor to consider when selecting a Downpipe is fitment. Every vehicle is different, so be sure to check the specifications carefully before purchasing. Most Downpipes are compatible with ALL types of turbochargers, but some are only compatible with specific models or engines. So make sure you get the right one for your car!
The size of the downpipe is a crucial factor that needs to be considered before buying one. It is vital to ensure that you have enough space in your engine bay and around your exhaust system to fit with ease.

Consider the brand:

There are many different brands of downpipes available, so be sure to select the one that is best suited for your needs. The most popular brands for STI downpipes are D&D and HKS. D&D is a well-known brand for its high-quality products. They have been producing high-performance products for over 30 years, and their reputation is well known in the industry.
HKS is also a popular option because of its quality products designed with performance in mind. It offers a variety of options like polished stainless steel, carbon fibre, titanium, ceramic or even Kevlar® exhausts.

Consider the price:

When shopping for a new exhaust system, you want to consider the price. You wouldn't buy a car without test driving it first, so why would you buy an exhaust system without testing it? That's where STI Downpipe comes in. STI Downpipe is the best option when it comes to price and quality.

Performance:

Sti downpipe is the perfect upgrade for your vehicle. It provides an increase in horsepower and torque while also improving fuel economy. Plus, it looks great and gives your car that extra edge when competing in races or street events. If you're looking for the best STI downpipe on the market, you need to check out the offerings from STI.

FAQS:

How does a Best Sti Downpipe increase car's power?


Answer: A best STI downpipe increases a car's power by allowing the engine to breathe more easily. The increased airflow enable the engine to produce more energy, which can be felt when you accelerate.

How long will it take to install a downpipe on my vehicle?


Answer: Installing a downpipe on your vehicle is an easy process. It's a necessary part of your car that should take about 2 hours to install. However, the mounting techniques, tools, and space needed for this task may take longer depending on how well you plan.

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