Stage 2 Subaru STI Power Package By MAPerformance | 2018-2020 Subaru WRX STI (STI-4G-S2-18+)

MAPerformance
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$1,049.99 $1,166.66Instant Savings of 10% ($116.67)

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2018-2020 WRX STi Stage 2 Hard Parts Package By MAPerformance

We are excited to offer our Subaru STI Stage 2 Performance Package! Throughout the R&D, testing phases of the EJ powered 2015+ STI platform, we have been thoroughly impressed with the performance gains from each hardware modification. Better yet, our MAPerformance STI downpipe and air intake systems were designed to support considerably higher power levels allowing for future growth; the included USA Made performance parts support power levels any bolt-on turbo upgrade can throw at them!

When comparing our MAPerformance Stage 2 power package to a stock STI, there are many advantages far beyond the improved sound and raw power. Not only are the power and torque gains inherently impressive, but it's also important to note how much less work is required from the turbo and less stress on the engine to achieve the higher power levels. 

Features

  • Capable of 331whp/347wtq (+59whp/+58wtq over STOCK!)
  • 304 Stainless Steel Components
  • 100% Mandrel Bent Piping
  • 3" Piping For Improved flow
  • Fully Tig Welded and Back-purged
  • USA MADE

Applications

What's In The Box?

Installation Instructions

Warranty

  • MAP Limited Lifetime Warranty

Customer Reviews

Based on 23 reviews
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T
T.H.
Love the Stage 2 Power Package

Got a 2016 STi with the DP and intake, coupled with a full Tomei exhaust and BC Coilovers, and WOW! This thing RIPS!! The intake lets this baby breathe and sounds amazing! Thanks for making a great product!! Would love some stickers!

J
Josh Bedo
Love it

Just got this with the AWE touring exhaust and looveee the way my car sounds now. I can't stop smiling when I drive it. The intake gives a cool blow off valve sound without having one and I've always loved that sound.

L
Lytle Atherton
Great product

This has made the car feel like it should from the factory. With stock exhaust it’s perfect. Also customer support has been more than amazing.

M
Mike
So far so good.

Solid workmanship no issues thus far. Not a huge fan of all the popping it does now though! Worth the money for a few extra horse.

t
tharindu Seneviratne
Wrx sti stage 2

Love it..!! Feels like a whole new car..!! Fast shipping and fits perfectly..!