Spec-D Stainless Steel Quad Tip Exhaust w/ Polished 4" Single Wall Tips 2015-2021 WRX / 2015-2021 STI

Spec-D Stainless Steel Quad Tip Exhaust w/ Polished 4" Single Wall Tips 2015-2021 WRX / 2015-2021 STI | Performance Enhancement | Exhaust System

Overview

The Spec-D Stainless Steel Quad Tip Exhaust is a high-quality aftermarket catback system designed specifically for the 2015-2021 Subaru WRX and WRX STI. Built for enthusiasts seeking both improved performance and aggressive styling, this exhaust upgrade enhances your Subaru’s sound profile while unlocking additional horsepower and torque. Its deep, commanding tone makes a noticeable difference on the road or track, giving your vehicle a more assertive presence without sacrificing daily drivability.

Designed with a focus on engineering excellence, Spec-D’s exhaust features mandrel-bent 3" piping, TIG-welded construction, and lightweight T-304 stainless steel for durability and corrosion resistance. The polished 4" single wall quad tips add a refined visual touch, complementing the sporty aesthetic of your Subaru. This system is engineered to optimize exhaust flow through patented straight-through and multi-core technology, ensuring maximum performance gains and a responsive throttle feel. Perfect for Subaru owners who want a straightforward upgrade that combines style, sound, and power, this exhaust system is a reliable choice for both daily drivers and performance enthusiasts.

Features & Specifications

This Spec-D exhaust is engineered for Subaru WRX and STI models from 2015 to 2021, featuring a durable stainless steel construction and a sleek polished finish that enhances the vehicle’s appearance and longevity.

• Brand: Spec-D
• Product: Stainless Steel Quad Tip Exhaust w/ Polished 4" Single Wall Tips 2015-2021 WRX / 2015-2021 STI
• Part Number: (if available in description)
• Fitment: Subaru WRX / STI (2015-2021)
• Material: T-304 Stainless Steel
• Finish: Polished
• Construction: Mandrel Bent, TIG Welded
• Origin: (not specified, typically imported)

Key Benefits

• Enhanced Sound: Deep, aggressive exhaust note that elevates your Subaru’s presence on the road.
• Performance Gains: Unlocks additional horsepower and torque through optimized exhaust flow, ideal for tuning and performance upgrades.
• Durability & Quality: Constructed from high-grade T-304 stainless steel with precision TIG welding for long-lasting reliability.
• Visual Impact: Polished quad tips provide a refined, OEM+ aesthetic that complements the sporty look of your WRX or STI.
• Ease of Installation: All necessary hardware included for straightforward bolt-on installation, suitable for DIY enthusiasts or professional installers.

What's Included

• 1× Spec-D Stainless Steel Quad Tip Exhaust System
• Mounting hardware and clamps
• Gaskets and seals (if applicable)
• Installation instructions

Installation & Compatibility

This exhaust system is designed as a direct bolt-on upgrade for 2015-2021 Subaru WRX and STI models. Installation is relatively straightforward for those with basic mechanical skills, but professional installation is recommended to ensure proper fitment and sealing. The system does not require modifications, but verifying compatibility with your specific vehicle trim and any existing aftermarket parts is advised. Tuning is not mandatory but can further optimize performance and sound characteristics.

• Professional Installation: Recommended for optimal fitment and performance.
• Modifications Required: None for standard models.
• Verify Compatibility: Confirm fitment for your specific year and model to ensure proper fitment.