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CAT Back Duals

  • Banks Power Dual Monster Exhaust System 01-05 GM 6.6L Duramax LB7/LLY
    $929.00 Choose Options Banks Power Dual Monster Exhaust System 01-05 GM 6.6L Duramax LB7/LLY
    Banks Monster Diesel Duals 4" exhaust system offers up to a 150% improvement in airflow and slashes backpressure up to 98%! The streamlined head pipe assembly (non-cat.-converter equipped vehicles only), intermediate pipe(s)...

  • Diamond Eye K4112A 01-05 GM 6.6L Duramax 4" Front pipe cat back duals exhaust system
    $616.55 $366.24 Diamond Eye K4112A 01-05 GM 6.6L Duramax 4" Front pipe cat back duals exhaust system
    4" CAT back | Aluminized steel exhaust | Dual Exhaust | Mandrel bent tubing | Increased horse power | Lower EGT's | Direct bolt on system | Install's in less than two hours Diamond Eye Performance exhaust is a top quality,...

  • Diamond Eye K4112S 01-05 GM 6.6L Duramax 4" Front Pipe CAT BACK Duals Exhaust System
    $763.35 $453.44 Diamond Eye K4112S 01-05 GM 6.6L Duramax 4" Front Pipe CAT BACK Duals Exhaust System
    4" CAT back | Stainless steel | Dual Exhaust | Mandrel bent tubing | Increased horse power | Lower EGT's | Direct bolt on system | Install's in less than two hours Diamond Eye Performance exhaust is a top quality, "Made in...

  • Diamond Eye K4124A 01-10 CHEVY 4" ALUMINIZED - CAT BACK DUAL
    $616.55 $399.99 Diamond Eye K4124A 01-10 CHEVY 4" ALUMINIZED - CAT BACK DUAL
    K4124A - 2001, 2002, 2003, 2004, 2005, 2006 & EARLY 2007 - CHEVY/GMC 6.6L DURAMAX DIESEL 2500/3500 (ALL CAB AND BED LENGTHS) 4" ALUMINIZED - PERFORMANCE DIESEL EXHAUST KIT - CATALYTIC...

  • Flo-Pro 4" Cat Back Duals 01-05 Duramax 6.6L EC-CC/SB-LB
    $445.20 $357.21 Flo-Pro 4" Cat Back Duals 01-05 Duramax 6.6L EC-CC/SB-LB
    • Mandrel bent piping • Inlcudes all mounting hardware •Fits all cab/bed configurations • Easy installation with simple hand tools • Reduces EGTs • Increases...

  • Flo-Pro 4" Cat Back Duals 01-05 Duramax 6.6L EC-CC/SB-LB (T409 SS)
    $583.00 $467.78 Flo-Pro 4" Cat Back Duals 01-05 Duramax 6.6L EC-CC/SB-LB (T409 SS)
    • Mandrel bent piping • Inlcudes all mounting hardware •Fits all cab/bed configurations • Easy installation with simple hand tools • Reduces EGTs • Increases...

  • Flo-Pro 4" Cat Back Duals 01-07 Duramax 6.6L Dually
    $477.00 $395.00 Flo-Pro 4" Cat Back Duals 01-07 Duramax 6.6L Dually
    • Mandrel bent piping • Inlcudes all mounting hardware •Fits all cab/bed configurations • Easy installation with simple hand tools • Reduces EGTs • Increases...

  • Flo-Pro 4" Cat Back Duals 01-07 Duramax 6.6L Dually (T409 SS)
    $551.20 $465.00 Flo-Pro 4" Cat Back Duals 01-07 Duramax 6.6L Dually (T409 SS)
    • Mandrel bent piping • Inlcudes all mounting hardware •Fits all cab/bed configurations • Easy installation with simple hand tools • Reduces EGTs • Increases...

  • $445.20 $386.00 Flo-Pro 4" Cat Back Duals 01-07 Duramax 6.6L EC-CC/SB-LB
    • Mandrel bent piping • Inlcudes all mounting hardware •Fits all cab/bed configurations • Easy installation with simple hand tools • Reduces EGTs • Increases...

  • Flo-Pro 4" Cat Back Duals 01-07 Duramax 6.6L EC-CC/SB-LB (T409 SS)
    $551.20 $437.60 Flo-Pro 4" Cat Back Duals 01-07 Duramax 6.6L EC-CC/SB-LB (T409 SS)
    • Mandrel bent piping • Inlcudes all mounting hardware •Fits all cab/bed configurations • Easy installation with simple hand tools • Reduces EGTs • Increases...

  • MBRP Installer Series Aluminized 4" DUAL Exhaust System 2001-05 GMC/Chevy 6.6L Duramax
    $815.28 $659.99 MBRP Installer Series Aluminized 4" DUAL Exhaust System 2001-05 GMC/Chevy 6.6L Duramax
    The Duramax has a refined toughness to it. MBRP Inc has left the refined part to General Motors, and added extra toughness. The Duramax makes big power gains with this high flow 4" mandrel bent exhaust system. Each system is...

  • Silverline Stainless Steel 409 DUAL Exhaust System (Cat.-Back) CS104409 6.6 Duramax
    $2,031.01 $863.29 Silverline Stainless Steel 409 DUAL Exhaust System (Cat.-Back) CS104409 6.6 Duramax
    09, Turbo back, 6.6L, 2500 & 3500, 2 and 4 wheel drive, all cabs & beds Engineered for optimal performance and a perfect fit, Silverline exhaust systems are developed using the latest technology and undergo...