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Best automotive performance cat-back exhaust systems, ranked

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Best automotive performance cat-back exhaust systems, ranked

AI-generated summary · updated August 2, 2026 · verify details before purchase.

  1. Borla 140399 Cat-Back Exhaust System
    Best overall Borla

    Borla 140399 Cat-Back Exhaust System

    4.7/5 $1,442.47

    Premium stainless steel construction with patented multi-core technology for deep, aggressive sound; proven power gains and durability.

    • High-quality materials
    • Deep exhaust note
    • Easy installation
    • Expensive
    View on Amazon manufacturer site
  2. MagnaFlow 16897 Cat-Back Exhaust System
    Best value MagnaFlow Exhaust Products

    MagnaFlow 16897 Cat-Back Exhaust System

    4.6/5 $809.10 Only 13 left

    Stainless steel system with free-flowing muffler for moderate sound improvement; good price-to-performance ratio.

    • Affordable
    • Corrosion-resistant
    • Moderate sound
    • Not the loudest
    View on Amazon manufacturer site
  3. Flowmaster American Thunder 817668 Cat-Back Exhaust System
    Best budget pick Flowmaster

    Flowmaster American Thunder 817668 Cat-Back Exhaust System

    4.5/5 $1,248.00 Only 4 left

    Affordable aluminized steel system with classic Flowmaster tone; good power increase for the price.

    • Budget-friendly
    • Classic sound
    • Easy install
    • Less durable than stainless
    View on Amazon manufacturer site
  4. Corsa Performance 21554 Cat-Back Exhaust System
    Best drone-free Corsa

    Corsa Performance 21554 Cat-Back Exhaust System

    4.7/5 $1,702.82 Only 4 left

    Patented RSC technology eliminates drone while providing aggressive sound; high-end stainless steel construction.

    • No drone
    • Aggressive sound
    • Premium build
    • High price
    View on Amazon manufacturer site
  5. AWE Tuning 3020-43011 Cat-Back Exhaust System
    Best for performance AWE Tuning

    AWE Tuning 3020-43011 Cat-Back Exhaust System

    4.6/5 $1,195.00 Only 1 left

    Dual-wall tips, precision engineering; offers significant horsepower gains and a refined exhaust note.

    • Performance gains
    • High-quality tips
    • Great sound
    • Limited fitment
    View on Amazon manufacturer site
  6. Injen 90205P Cat-Back Exhaust System
    Best for sound Injen Technology

    Injen 90205P Cat-Back Exhaust System

    4.4/5 $487.26 Only 9 left

    T304 stainless steel with polished tips; aggressive sound under acceleration but mild at cruising speeds.

    • Aggressive sound
    • Stainless steel
    • Good fitment
    • Slight drone at highway
    View on Amazon manufacturer site
  7. MBRP S610402 Cat-Back Exhaust System
    Best diesel option MBRP

    MBRP S610402 Cat-Back Exhaust System

    4.3/5 $553.08 Only 3 left

    Designed for diesel trucks; mandrel-bent aluminized steel with deep tone and improved towing performance.

    • Deep diesel sound
    • Improves towing
    • Budget-friendly
    • Aluminized not stainless
    View on Amazon manufacturer site

Buying advice

Consider your vehicle's compatibility, desired sound level, and budget. Stainless steel offers longevity, while aluminized is cheaper but may rust. Check local noise ordinances. Installation difficulty varies; some systems require cutting or welding.

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