Part Upgrades and Mods at PRO Import Tuners
Set Your 4th Gen Subaru WRX STI Catalog
A down arrow

BLOX Exhaust System for 4th Gen Subaru WRX STI

Subaru WRX STI - 2015 to 2021 - Sedan [All] (Axle-Back) (Quad Polished Tips)
More / Larger Pics (1)
Fits:
Subaru WRX STI - 2015 to 2021 - Sedan [All Trim Levels]
Notes:
  • Axle-Back
  • Quad Polished Tips
More Info:
2.5" diameter main piping. Quad 3.5" angle-cut polished tips and no mufflers. Not a full cat-back system.
List Price:
$410.00
Our Price:
$282.97
You Save:
$127.03
Price Match
Sale!
🎁👀
Tap
Discount
Codes
 
 
1-4 DAY FAST FREE SHIPPING!
(free to mainland U.S. only)
Select an Application For Your
4th Gen Subaru WRX STI
 
Year Range
Door Config  [Trim Level]
Application / Notes
2015 to 2018
Sedan [All]
(Cat-Back) (Quad Polished Tips)
2015 to 2021
Sedan [All]
(Axle-Back) (Quad Black Tips)
2015 to 2021
Sedan [All]
(Axle-Back) (Quad Polished Tips)
 
🔰 Subaru WRX STI Fitment Help
Quicker Navigation & Better Info
Set Your Car Once & Site Customizes For It

BLOX exhaust systems use large diameter piping to maximize power, and feature T304 stainless steel for strength and weight savings. The exhaust pipes are mandrel bent for accuracy and include TIG welded CNC machined flanges for durability. The large diameter exhaust muffler and tip allow for a mild yet deep tone. Each BLOX exhaust system is designed to be a direct bolt-on installation for the easiest possible installation.

Key Features:
  • Excellent power gains.
  • Large piping diameter.
  • Super lightweight and strong T304 stainless steel.
  • Full cat-back exhaust system.
  • Amazing looks and sound.
  • Bolt-on design for a simple install.
View Other Exhausts for 4th Gen Subaru WRX STI Exhausts
View All Exhausts for 4th Gen Subaru WRX STI All Categories
Trending / Popular Upgrades

...Loading Featured Parts for your Subaru WRX STI

 Narrow Down Selections By Your 4th Gen Subaru WRX STI's Year
Application
(Clicking a link will change you to the given Subaru WRX STI's year catalog) 		Starting @
BLOX Exhaust System for 2021 Subaru WRX STI
$309.97
BLOX Exhaust System for 2020 Subaru WRX STI
$309.97
BLOX Exhaust System for 2019 Subaru WRX STI
$309.97
BLOX Exhaust System for 2018 Subaru WRX STI
$963.97
BLOX Exhaust System for 2017 Subaru WRX STI
$963.97
BLOX Exhaust System for 2016 Subaru WRX STI
$963.97
BLOX Exhaust System for 2015 Subaru WRX STI
$963.97
View All BLOX Exhaust System for All Subaru WRX STI Years

  Don't have a 4th Gen Subaru WRX STI?

Our Customers Love Us - See our Reviews
...Loading Reviews