Description
The Borla XR-1 Multi-Core Racing Muffler (Part Number: 400115) is engineered for high-performance applications, particularly suited for Pre-Runner trucks but versatile enough for other vehicles. Its long body design, measuring approximately 34 inches in length, provides optimal airflow and sound control for demanding driving conditions. Constructed from durable T-304 stainless steel, this muffler is resistant to rust and corrosion, ensuring long-lasting performance in various environments. Featuring a 100% welded construction, it offers exceptional strength and reliability, making it ideal for high horsepower applications. The muffler’s patented Multicore design maximizes power output and optimizes exhaust flow, contributing to improved vehicle performance. Its reversible design allows for flexible installation options, accommodating different exhaust configurations without complications. The high-temperature stainless steel wool packing enhances sound attenuation, reducing noise levels without sacrificing exhaust efficiency. Made in the USA, this muffler exemplifies quality craftsmanship and durability. It comes with a million-mile warranty, reflecting Borla’s confidence in its longevity and performance. Whether upgrading an existing exhaust system or installing on a new build, the Borla XR-1 provides a professional-grade solution that combines power, sound control, and corrosion resistance in a universal package suitable for various vehicles.
Features:
- Long body design for efficient exhaust flow and sound control
- Reversible installation for flexible fitting options
- Patented Multicore design maximizes horsepower and performance
- Constructed from rust-resistant T-304 stainless steel for durability
- 100% welded construction for maximum strength
- High-temperature stainless steel wool packing for noise reduction
- Universal fit suitable for multiple applications
- Made in the USA with quality craftsmanship
- Includes a million-mile warranty for long-term reliability

























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