

Our oval straight-through performance muffler combines aggressive styling with maximum exhaust flow, delivering enhanced power and deep, resonant tone. Featuring a streamlined oval casing and center/dual outlet options, this muffler is perfect for custom builds, sports cars, and trucks where both performance and aesthetics matter.
Item No :
RSC0348 etcProduct Origin :
ChinaColor :
Custom304SS Oval Straight-Through Performance Exhaust Muffler
Product Details
1. Premium 304 Stainless Steel Construction
Material: T304 stainless steel (18/8 chromium-nickel) for superior rust & heat resistance
Mandrel-Bent Perforated Core: Ensures smooth, unrestricted flow
Oval Casing Design: Saves space while maintaining performance
TIG-Welded Seams: No leaks or cracks under pressure
2. Straight-Through Performance
Zero Flow Restriction: Reduces backpressure for better throttle response
Sound Tuning Options:
Fiberglass Packing: Balanced tone, minimal drone
Rockwool Packing: Deeper, more aggressive sound
Lightweight & Durable: 25% lighter than stock mufflers
3. Universal Fitment
Inlet Sizes: 2.25", 2.5", 3.0"
Outlet Options:
Single Center Outlet (Oval or Round Tip)
Dual Outlet (Dual Round Tips)
Case Lengths: 24" (custom lengths available)
Compatible With:
Cars, trucks, SUVs
Turbo & naturally aspirated engines
Cat-back or axle-back systems
4. Durability & Customization
Polished or Brushed Finish: Choose your preferred look
High-Temp Resistance: Handles 1200°F+ (650°C) exhaust gases
Clamp-On or Weld-On Installation: Fits most exhaust setups
✔ Applications
✅ Street Performance: Aggressive sound without drone
✅ Track/Race Use: Improves horsepower on tuned engines
✅ Daily Drivers: OEM-like refinement with better flow
✅ Custom Builds: Sleek oval shape fits tight spaces
Product Specifications
PART# | INLET | OUTLET | BODAY | OVERALL |
RSC0348 | 2.5" | 2.5" | 19" | 24" |
RSC0670 | 3" | 2.25" | 19" | 24" |
RSC0349 | 3" | 2.5" | 19" | 24" |
🔹 True Straight-Through Flow – No baffles, no restrictions
🔹 304SS Won’t Rust or Discolor – Lasts longer than aluminized steel
🔹 Offset Design Fits Tight Spaces – Ideal for custom exhaust routing
🔹 Better Sound Than Chambered Mufflers – No muffled tones
Company Introduction:
Anhui Rongsheng Changwei Import and Export Co., Ltd. is located in Hefei, Anhui Province, China. Since 2005, we have been focusing on product design and manufacturing in the following areas.
1. Automobile exhaust system
2. Casting automotive products
3. Forging automotive products
4. Laser cutting automotive products
5. CNC automotive products
We are proficient in the design and manufacturing of 3D engineering drawings and molds; We are good at developing and producing according to original samples; We accept customer requirements for customized products, etc. Our corporate values are "integrity, innovation, focus, sharing". The business philosophy is "based on righteousness and honesty. " We have an experienced R&D team, skilled and experienced front-line personnel, a enthusiastic and professional sales team and a complete enterprise management system. We take customer needs as the starting point, and customer satisfaction is our happiness and pursuit.
Our tailor-made high-quality services have won unanimous praise from many top buyers at home and abroad. Our rich experience in foreign trade and export has won high recognition from our customers, and we hope to open up a broader market. Please believe that choosing us must be a win-win situation.
We look forward to establishing a long-term good cooperative relationship with you!