HKS Hi-Power Silent S15 SR20DE

2014–2018 Nissan S15 Silvia with SR20DE Engine

Part #: 32016-AN013

Overview

The HKS Hi-Power Silent S15 SR20DE exhaust system is designed for enthusiasts who seek a perfect balance between performance, sound, and comfort. Crafted specifically for the Nissan S15 Silvia equipped with the SR20DE engine, this muffler offers a sporty, aggressive look while significantly reducing unwanted noise levels. Whether you're a daily driver looking for a quieter ride or a spirited enthusiast aiming for improved exhaust flow, the HKS Silent Hi-Power Muffler delivers exceptional results.

Constructed from premium SUS304 stainless steel, this muffler ensures durability and a brilliant shine that withstands the harsh conditions of daily driving and spirited outings. Its sleek design and high-quality materials make it an ideal upgrade for those wanting to enhance their vehicle's aesthetic and acoustic profile without sacrificing performance.

Key Features

The HKS Hi-Power Silent S15 SR20DE exhaust system incorporates several innovative features to optimize your driving experience:

• Constructed from high-grade SUS304 stainless steel for corrosion resistance, durability, and a polished appearance that lasts.
• Designed with the "Silent Chamber" technology in select models, which effectively reduces low-frequency cabin noise, providing a quieter and more refined ride without compromising exhaust flow or power output.
• Mandrel-bent piping ensures smooth exhaust gas flow, minimizing backpressure and supporting optimal engine performance.
• Precisely engineered for a direct bolt-on installation, maintaining factory mounting points and ensuring a hassle-free upgrade.
• Enhanced exhaust flow helps support increased horsepower and torque, contributing to improved acceleration and throttle response.
• Sporty, aggressive styling with a sleek muffler body that complements the vehicle's sporty character.
• Optimized internal baffling and chamber design for a balanced sound profile—sporty yet refined, with reduced drone at cruising speeds.
• Compatible with factory exhaust components, making it an ideal upgrade for both daily driving and performance tuning.
• Meets high standards for quality and craftsmanship, ensuring long-lasting performance and aesthetic appeal.

Construction & Design

The HKS Silent Hi-Power Muffler is meticulously crafted from SUS304 stainless steel, known for its excellent corrosion resistance and high-temperature durability. Its one-piece, mandrel-bent piping ensures consistent diameter throughout, promoting unrestricted exhaust flow. The muffler features a sleek, polished finish that resists discoloration and corrosion, maintaining its appearance over time.

The internal chamber design incorporates HKS's proprietary "Silent Chamber" technology in select models, which strategically reduces low-frequency noise—often the most intrusive in cabin environments—without sacrificing the aggressive exhaust tone or flow characteristics. The muffler's compact, lightweight construction makes it suitable for a variety of vehicle setups, and its precise fitment guarantees a seamless installation process.

Installation & Fitment

The HKS Hi-Power Silent S15 SR20DE exhaust system is designed as a direct bolt-on replacement for the factory muffler. No cutting, welding, or extensive modifications are required, and all necessary hardware and clamps are included for a straightforward installation. The system mounts to existing factory hangers and exhaust points, ensuring a secure and precise fit. The process typically takes less than a couple of hours, making it accessible for DIY enthusiasts and professional installers alike.

For optimal performance, it is recommended to inspect all connections and ensure proper torque during installation. The muffler's design ensures compatibility with the stock exhaust piping, providing a clean, factory-like fitment with enhanced performance and sound characteristics.

What's Included

• HKS Hi-Power Silent Muffler
• All necessary clamps and mounting hardware
• Installation instructions

Ideal For

• Performance enthusiasts seeking a sporty exhaust tone with reduced noise levels
• Daily drivers wanting a durable, high-quality upgrade
• Owners looking to enhance their Nissan S15 Silvia's aesthetic and acoustic profile
• Those who want a reliable, long-lasting exhaust system crafted from premium materials