Genesis Mufflers

2018 Genesis 4 Series is a wonderful vehicle from the factory. The parts you will find in our catalog will help you bring the best out of your 4 Series. We have 867 Mufflers available for your 2018 4 Series all priced at lowest possible price backed by FREE SHIPPING. 

We price match competitors ... Shop with confidence. 


Showing of 867 Products
Sort By

Magnaflow 9" Oval Offset/Offset (Same Side) Straight-Through Performance Muffler (2.25" Inlet, 17" Length)
Magnaflow 9" Oval Offset/Offset (Same Side) Straight-Through Performance Muffler (2.25" Inlet, 17" Length)
Universal Part | Part #: 11375

Featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhuast project

Highlights: Satin; 4"; 11"; Stainless Steel; 9"; 2.25"; 1; Offset; Straight-Through; 2.25"; 1; Offset Same Side; 17"; Oval
Price: $124.95
Free Shipping
aFe MACH Force-Xp 409 Stainless Steel Muffler
aFe MACH Force-Xp 409 Stainless Steel Muffler
Universal Part | Part #: 49-91002

MACH Force-Xp 409 Stainless Steel Muffler 4 IN ID Center/Center x 8 IN Dia x 30 IN L

Highlights: Natural; Stainless Steel; 8"; 3"; Stainless Steel; 8"; Clamp-On; 4"; Center; Single Center Inlet; 4"; 4"; Center; Single Center Outlet; 34"; Round; 2 Years Manufacturer Warranty
Price: $177.45
Free Shipping
Magnaflow 9" Oval Offset/Offset Straight-Through Performance Muffler (2.25" Inlet, 20" Length)
Magnaflow 9" Oval Offset/Offset Straight-Through Performance Muffler (2.25" Inlet, 20" Length)
Universal Part | Part #: 11235

Featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhuast project

Highlights: Satin; 4"; 14"; Stainless Steel; 9"; 2.25"; 1; Offset; Straight-Through; 2.25"; 1; Offset; 20"; Oval
Price: $124.95
Free Shipping
Magnaflow 8" Oval Center/Offset Straight-Through Performance Muffler (3" Inlet, 30" Length)
Magnaflow 8" Oval Center/Offset Straight-Through Performance Muffler (3" Inlet, 30" Length)
Universal Part | Part #: 12289

Featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhuast project

Highlights: Satin; 5"; 24"; Stainless Steel; 8"; 3"; 1; Center; Straight-Through; 3"; 1; Offset; 30"; Oval
Price: $176.00
Free Shipping
Borla XR-1 Series Multi-Core Center/Center Oval Muffler (3" Diameter, 21" Length)
Borla XR-1 Series Multi-Core Center/Center Oval Muffler (3" Diameter, 21" Length)
Universal Part | Part #: 400371
Highlights: 4.25"; 16"; 7.88"; All Welded; Pipe; 3"; Center; Single Center; 3"; T-304 Stainless Steel; No; No; 3"; Center; Single Center Outlet; 21"; Oval
Price: $298.99
Free Shipping
Magnaflow 5" Round Center/Center Straight-Through Performance Muffler (2.5" Inlet, 20" Length)
Magnaflow 5" Round Center/Center Straight-Through Performance Muffler (2.5" Inlet, 20" Length)
Universal Part | Part #: 14866

Featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhuast project

Highlights: Polished; 5"; 14"; Stainless Steel; 5"; 2.5"; 1; Center; Straight-Through; 2.5"; 1; Center; 20"; Round
Price: $128.95
Free Shipping
Magnaflow 8" Oval Single/Dual Straight-Through Performance Muffler (2.25" Inlet, 20" Length)
Magnaflow 8" Oval Single/Dual Straight-Through Performance Muffler (2.25" Inlet, 20" Length)
Universal Part | Part #: 12148

Featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhuast project

Highlights: Satin; 5"; 14"; Stainless Steel; 8"; 2.25"; 1; Center; Straight-Through; 2"; 2; Dual; 20"; Oval
Price: $154.00
Free Shipping
Magnaflow 8" Oval Center/Center Straight-Through Performance Muffler (3" Inlet, 30" Length)
Magnaflow 8" Oval Center/Center Straight-Through Performance Muffler (3" Inlet, 30" Length)
Universal Part | Part #: 12279

Featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhuast project

Highlights: Satin; 5"; 24"; Stainless Steel; 8"; 3"; 1; Center; Straight-Through; 3"; 1; Center; 30"; Oval
Price: $176.00
Free Shipping
Magnaflow 7" Round Center/Center Straight-Through Performance Muffler (4" Inlet, 20" Length)
Magnaflow 7" Round Center/Center Straight-Through Performance Muffler (4" Inlet, 20" Length)
Universal Part | Part #: 12770

Featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhuast project

Highlights: Satin; 7"; 14"; Stainless Steel; 7"; 4"; 1; Center; Straight-Through; 4"; 1; Center; 20"; Round
Price: $164.00
Free Shipping
Flowmaster Super 40 Muffler 409S - 2.50 Dual In / 2.50 Dual Out - Aggressive Sound
Flowmaster Super 40 Muffler 409S - 2.50 Dual In / 2.50 Dual Out - Aggressive Sound
Universal Part | Part #: 8525454
Highlights: Gray; Stainless Steel; Lifetime Limited Warranty; Durable fully welded 409 stainless steel; Excellent performance on high horsepower vehicles; Noticeable interior resonance; Deep Aggressive Sound Exhaust Note; 10; 5; 13.5; Stainless Steel; 10; 10; Pipe Connection; 2.5; 2.5; Dual; Uses New Hangers (Not Included); Reflection; Pipe Connection; 2.5; 2.5; Dual; 19.5; Oval; Aggressive Sound
Price: $170.95
Free Shipping
Flowmaster Super 40 Muffler - 2.25 Offset In / 2.25 Center Out - Aggressive Sound
Flowmaster Super 40 Muffler - 2.25 Offset In / 2.25 Center Out - Aggressive Sound
Universal Part | Part #: 952446
Highlights: Black; Aluminized Steel; 90 Months; Deep Aggressive Sound Exhaust Note; Race proven patented Delta Flow technology; Excellent performance on high horsepower vehicles; Noticeable interior resonance; 10; 5; 13.5; Aluminized Steel; 10; 10; Pipe Connection; 2.25; 2.25; Offset; Uses New Hangers (Not Included); Reflection; Pipe Connection; 2.25; 2.3; Center; Center; 19.5; Oval; Aggressive Sound
Price: $152.95
Free Shipping
Flowmaster Super 40 Muffler 409S - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound
Flowmaster Super 40 Muffler 409S - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound
Universal Part | Part #: 852548
Highlights: Gray; Stainless Steel; Lifetime Limited Warranty; Durable fully welded 409 stainless steel; Excellent performance on high horsepower vehicles; Noticeable interior resonance; Deep Aggressive Sound Exhaust Note; 10; 5; 13.5; Stainless Steel; 10; 10; Pipe Connection; 2.5; 2.5; Offset; Uses New Hangers (Not Included); Reflection; Pipe Connection; 2.5; 2.5; Offset; 19.5; Oval; Aggressive Sound
Price: $171.95
Free Shipping
Borla Specialty Series Center/Center Muffler (3" Tubing, 29" Length)
Borla Specialty Series Center/Center Muffler (3" Tubing, 29" Length)
Universal Part | Part #: 400436
Highlights: 4"; 24"; 6.75"; All Welded; Pipe; 3"; Center; Single Center; 3"; T-304 Stainless Steel; No; 3"; Center; Single Center Outlet; 29"; Round
Price: $240.99
Free Shipping
Magnaflow 9" Oval Center/Center Straight-Through Performance Muffler (3" Inlet, 20" Length)
Magnaflow 9" Oval Center/Center Straight-Through Performance Muffler (3" Inlet, 20" Length)
Universal Part | Part #: 14319

Featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhuast project

Highlights: Polished; 4"; 14"; Stainless Steel; 9"; 3"; 1; Center; Straight-Through; 3"; 1; Center; 20"; Oval
Price: $180.00
Free Shipping
Magnaflow 11" Oval Single/Dual Straight-Through Performance Muffler (3.5" Inlet, 28" Length)
Magnaflow 11" Oval Single/Dual Straight-Through Performance Muffler (3.5" Inlet, 28" Length)
Universal Part | Part #: 12595

MagnaFlow universal diesel pipes are available for Cummins, Powerstroke and Duramax applications and can accommodate all the needs of a custom exhaust.

Highlights: Satin; 5"; 22"; Stainless Steel; 11"; 3.5"; 1; Center; Straight-Through; 3"; 2; Dual; 28"; Oval
Price: $294.00
Free Shipping
Magnaflow 8" Oval Center/Center Straight-Through Performance Muffler (2.5" Inlet, 12" Length)
Magnaflow 8" Oval Center/Center Straight-Through Performance Muffler (2.5" Inlet, 12" Length)
Universal Part | Part #: 14148

Featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhuast project

Highlights: Polished; 5"; 6"; Stainless Steel; 8"; 2.5"; 1; Center; Straight-Through; 2.5"; 1; Center; 12"; Oval
Price: $199.00
Free Shipping
Magnaflow 8" Oval Center/Center Straight-Through Performance Muffler (2.5" Inlet, 20" Length)
Magnaflow 8" Oval Center/Center Straight-Through Performance Muffler (2.5" Inlet, 20" Length)
Universal Part | Part #: 14216

Featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhuast project

Highlights: Polished; 5"; 14"; Stainless Steel; 8"; 2.5"; 1; Center; Straight-Through; 2.5"; 1; Center; 20"; Oval
Price: $166.00
Free Shipping
Borla ProXS Series Center/Dual Muffler (3" Inlet, Dual 2.25" Outlet, 24" Length)
Borla ProXS Series Center/Dual Muffler (3" Inlet, Dual 2.25" Outlet, 24" Length)
Universal Part | Part #: 400486
Highlights: 4"; 19"; 9.5"; All Welded; Pipe; 3"; Center; Single Center; 3"; T-304 Stainless Steel; Yes; No; 2.25"; Dual Rear; Dual Center Outlet; 23"; Oval
Price: $189.95
Free Shipping
Showing 379 to 396 of 867 (49 Pages)
Showing 379 to 396 of 867 (49 Pages)
Visa Mastercard American Express Discover Paypal Google Pay Apple Pay