Here at Modern Day, all of our cat back exhaust systems are made of high quality steel and stainless steel and are designed with sound and performance of your vehicle. We work with top companies like Holley, Flowmaster, APR, and Hooker, so that we can combine their high quality products with our affordability and service to give your vehicle the parts it deserves!
  • Flowmaster Outlaw Extreme Cat-back Exhaust System 817917
    Regular price
    $326.95
    Regular price
    Sale price
    $326.95
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    per 
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  • 2020 Chevrolet Silverado 2500 HD Flowmaster American Thunder Cat Back Exhaust System
    Regular price
    $785.95
    Regular price
    Sale price
    $785.95
    Unit price
    per 
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  • 2017-2020 Nissan Titan Cat-back Exhaust System Flowmaster FlowFX 717910
    Regular price
    $630.95
    Regular price
    Sale price
    $630.95
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  • 99-07 Chevrolet Silverado 1500 Cat-back Exhaust System Flowmaster Open Box
    Regular price
    $591.95
    Regular price
    Sale price
    $591.95
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  • 1996-1998 Chevrolet Silverado C1500 Cat-back Exhaust System Flowmaster American
    Regular price
    $624.95
    Regular price
    Sale price
    $624.95
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  • MagnaFlow 15317 System Street Cat-Back Jeep
    Regular price
    $1,688.00
    Regular price
    Sale price
    $1,688.00
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    Sold out
  • MagnaFlow 15802 System Street Cat-Back Mazda
    Regular price
    $868.00
    Regular price
    Sale price
    $868.00
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  • MagnaFlow 17116 System Off Road Pro Cat-Back Dodge
    Regular price
    $520.00
    Regular price
    Sale price
    $520.00
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  • MagnaFlow 17143 System Off Road Pro Cat-Back Jeep
    Regular price
    $504.00
    Regular price
    Sale price
    $504.00
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  • MagnaFlow 15356 System Street Cat-Back GM
    Regular price
    $1,152.00
    Regular price
    Sale price
    $1,152.00
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  • MagnaFlow 15369 System Touring Cat-Back Audi
    Regular price
    $988.00
    Regular price
    Sale price
    $988.00
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  • Magnaflow 15361 MF Series Black Cat-Back System
    Regular price
    $1,289.00
    Regular price
    Sale price
    $1,289.00
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  • MagnaFlow 15362 System Street Cat-Back Black GM
    Regular price
    $1,199.00
    Regular price
    Sale price
    $1,199.00
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  • MagnaFlow 15866 System Street Cat-Back Nissan
    Regular price
    $715.00
    Regular price
    Sale price
    $715.00
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  • MagnaFlow 19011 System Competition Cat-Back Carbon Fiber Cadillac
    Regular price
    $2,709.00
    Regular price
    Sale price
    $2,709.00
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    per 
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  • MagnaFlow 15364 System Street Cat-Back Black Ford
    Regular price
    $1,159.00
    Regular price
    Sale price
    $1,159.00
    Unit price
    per 
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