Silman Premium Heavy-Duty Exhaust C-Bend Pipe – Universal Dual-Sensor & Single-Sensor Compatible Front Header Pipe for Royal Enfield Classic 350 Reborn & New Bullet 350 / Battalion (Model Code: LPA21)

The Silman Premium Exhaust C-Bend Pipe (LPA21 Specification) is a high-performance, precision-engineered front header pipe designed exclusively for Royal Enfield’s next-generation J-Series 350cc SOHC engine platform. It features an intelligent Universal Dual-Sensor and Single-Sensor adaptive design to tackle a major headache for riders and e-commerce sellers: compatibility transitions across different emission manufacturing years. Whether your motorcycle is an early J-Series model featuring a single Oxygen (O2​) sensor port near the engine flange or a late-model OBD-2 / BS6 Phase 2 compliant bike requiring dual sensor inputs (including the secondary sensor lower down the pipe), this single header pipe accommodates both configurations flawlessly. For single-sensor setups, the secondary port can simply be plugged with a standard threaded dummy bolt, making it a highly versatile, future-proof replacement component. Key Features: Universal Sensor Adaptive Engineering: Built with pre-machined, high-integrity threaded ports to support both single-sensor and dual-sensor electronic fuel injection (EFI) management configurations. Flawless J-Series J-Bend Architecture: Micro-bent to mirror original factory clearances exactly, preventing frame contact and ensuring zero interference with the main chassis structure or footpeg controls. Premium Heavy-Gauge Construction: Forged from thick, structural-grade metal alloy designed to withstand relentless high-temperature exhaust gas cycles without scaling, pitting, or warping. Optimized Internal Exhaust Scavenging: Smooth internal mandrel bends drastically minimize exhaust backpressure, ensuring a linear power curve, crisp throttle response, and a deeper base thump. Anti-Corrosive Resilient Finish: Finished with a heavy-duty, industrial-grade outer protective plating that resists road-salt pitting, muddy water stains, and premature thermal yellowing or blueing. Technical Specifications: Brand: Silman Component: Front Exhaust C-Bend Header Pipe Model Designation: LPA21 Series Compatibility Type: Dual-Sensor & Single-Sensor Universal Adaptive Layout Engine Platform: Next-Gen J-Series 350cc SOHC Material: Heavy-Duty High-Tensile Structural Steel Alloy Country of Origin: India Motorcycle Compatibility Royal Enfield Classic 350 Reborn (All J-Series Models, 2021–Present | Single & Dual Sensor Variants) Royal Enfield New Bullet 350 / Bullet Battalion (Next-Gen J-Series Models, 2023–Present)