NP Blog

The Toyobaru twins (Toyota GR86 & Subaru BRZ) aren't quiet cars, and no one who buys one should expect the same level of interior refinement and isolation as a Lexus. One of the tradeoffs for them being affordable, lightweight sports coupes is the minimal amount of heavy noise-deadening material added on the assembly line. But, it's still possible to make noticeable improvements without tradeoffs. The Difference Between Loud and Annoying Noises On the highway, your ears process various frequ …

Improving the everyday handling capabilities of your Subaru doesn't take a lot of time in the garage or a major investment. While there are a vast number of options for getting quick and effective improvements in how well your car negotiates windy backroads and off-road obstacles, one specific combination takes on the task most effectively: an upgraded rear sway bar and our front strut tower brace. The Problem: Why Your Factory Setup Understeers The factory tends to set cars up to benefit the "a …

If you've driven a late-model Subaru, you know the routine: hop in, buckle up, and immediately hunt for that “A-Off” button. Subaru's Auto Start-Stop system is designed for fuel efficiency, but for many drivers, the trade-off in "engine shudder" and battery wear isn't worth the few cents saved at the pump. The Autostop Eliminator is the gold standard for fixing this, but how does it work, is it hard to install, and do you ? In this guide, we'll break down the benefits, the install, a …

Think an exhaust is just a bunch of pipes welded together? Think again, design matters, fitment and clearance matter, but most importantly MATERIALS matter. 304, 321, 409, 201, we tend to rattle on about material grades when we talk about our product vs. other products on the market. But rarely do we dive in and discuss the details of what each of these materials are, why their use in exhaust design is important and why it's important to be able to trust that the company you spend your money wit …

Why Subaru FA & FB Engines Suffer From Oil Drain-Back If you've owned your Subaru for a while, you may have noticed that familiar clack-clack-clack on cold starts, that brief moment before oil pressure builds and everything quiets down. That's not just "Subaru being Subaru." Subaru FA and FB series engines have inverted oil filters mounted on the top of the engine and suffer from a prolonged dry start due to oil draining from the feed and output side of the oil filter following engine shutdo …