Free Shipping Choose Options 5" Peterbilt 359 379 389 Glider OG Old School Exhaust Kit by Dynaflex Chrome Dynaflex Exhaust MSRP: Now: $4,851.56 - $5,769.08 Was: 5" Peterbilt 359 379 389 Glider OG Old School Exhaust Kit by Dynaflex Chrome Modern Design Meets A Classic Look! Premier Quality Stacks With A Look That Is Unmatched! 5" Dynaflex OG Chrome Exhaust Kit Fits Peterbilt 379 and 359 Trucks Also Fits... MSRP: Now: $4,851.56 - $5,769.08 Was: Choose Options
Free Shipping Choose Options Peterbilt 359 379 8" Dynaflex Exhaust Kit Dynaflex Exhaust MSRP: Now: $3,884.99 - $6,839.89 Was: Peterbilt Dynaflex Exhaust Kit Premium quality stacks with unmatched style! *68" stacks on trucks with an average ride height will total 14' from the ground! Dynaflex Exhaust Kit Top Stack Diameter: 8" Fits Peterbilt Models: 359 379 Kit... MSRP: Now: $3,884.99 - $6,839.89 Was: Choose Options
Free Shipping Choose Options Peterbilt 359 379 7" Dynaflex Chrome Exhaust Kit Dynaflex Exhaust MSRP: Now: $3,516.76 - $6,239.94 Was: Peterbilt 359 379 7" Dynaflex Chrome Exhaust Kit Premier Quality Stacks With A Look That Is Unmatched! 7" Dynaflex Chrome Exhaust Kit Fits Peterbilt 359 379 Models This Kit Includes (2) Top Stacks - (2) Center Spools - (2) Lower Elbows - (1) Pack... MSRP: Now: $3,516.76 - $6,239.94 Was: Choose Options
Free Shipping Choose Options Peterbilt 359 379 8" Lincoln Chrome Exhaust Kit Lincoln Chrome MSRP: Now: $3,398.15 - $5,784.62 Was: Peterbilt 359 379 8" Lincoln Chrome Exhaust Kit *68" stacks on trucks with an average ride height will total 14' from the ground! *Height measurements are approximate and will vary depending on your truck's ride height. *Images demonstrate top stack... MSRP: Now: $3,398.15 - $5,784.62 Was: Choose Options
Free Shipping Choose Options Peterbilt 359 379 7" Lincoln Chrome Exhaust Kit Lincoln Chrome MSRP: Now: $2,941.23 - $5,047.09 Was: Peterbilt 359 379 7" Lincoln Chrome Exhaust Kit *68" stacks on trucks with an average ride height will total 13'-10" from the ground! *Height measurements are approximate and will vary depending on your truck's ride height. *Images demonstrate top... MSRP: Now: $2,941.23 - $5,047.09 Was: Choose Options
On Sale Add to Cart 5 Inch Semi Truck Muffler by Grand Rock Exhaust GrandRock MSRP: $151.33 Now: $133.17 Was: 5 Inch Semi Truck Muffler by Grand Rock Exhaust Type 1 Muffler Inner Diameter Inlet: 5" Inner Diameter Outlet: 5" Length: 51" Inlet Tube Length: 3" Body Length: 44 1/2" Material: Aluminized Steel 1 Year Warranty Sold Individually Quality... MSRP: $151.33 Now: $133.17 Was: Add to Cart
Choose Options Dynaflex Chrome Z Series Center Spool With Taper Lock Extension Dynaflex Exhaust MSRP: Now: $316.95 - $878.95 Was: Dynaflex Chrome Z Series Center Spool With Taper Lock Extension *Fitment below is what is most common but you must measure your exists center spool to determine length needed. *Center Spools designed to work with Dynaflex brand exhaust. Cannot... MSRP: Now: $316.95 - $878.95 Was: Choose Options
Free Shipping Choose Options Peterbilt 359 379 389 8" Chrome Exhaust Kit By RoadWorks RoadWorks MSRP: Now: $3,047.95 - $4,709.90 Was: Peterbilt 359 379 389 8" Chrome Exhaust Kit By RoadWorks *Fits 389 Glider Model Only. Does Not Fit 389 With DEF/DPF Systems 8" RoadWorks Chrome Exhaust Kit Fits Peterbilt 359, 379 And 389 Glider Models Kit Includes (2) One Piece Stacks - (2)... MSRP: Now: $3,047.95 - $4,709.90 Was: Choose Options
Free Shipping Choose Options Peterbilt 359 379 389 7" Chrome Exhaust Kit By RoadWorks RoadWorks MSRP: Now: $2,603.95 - $4,084.90 Was: Peterbilt 359 379 389 7" Chrome Exhaust Kit By RoadWorks *Fits 389 Glider Model Only. Does Not Fit 389 With DEF/DPF Systems 7" RoadWorks Chrome Exhaust Kit Fits Peterbilt 359, 379 And 389 Glider Models Kit Includes (2) One Piece Stacks - (2)... MSRP: Now: $2,603.95 - $4,084.90 Was: Choose Options
Free Shipping Choose Options Peterbilt 359 379 389 6" Chrome Exhaust Kit By RoadWorks RoadWorks MSRP: Now: $2,364.95 - $3,654.90 Was: Peterbilt 359 379 389 6" Chrome Exhaust Kit By RoadWorks *Fits 389 Glider Model Only. Does Not Fit 389 With DEF/DPF Systems 6" RoadWorks Chrome Exhaust Kit Fits Peterbilt 359, 379 And 389 Glider Models Kit Includes (2) One Piece Stacks - (2)... MSRP: Now: $2,364.95 - $3,654.90 Was: Choose Options
Choose Options DynaFlex Quiet Muffler Stack Insert Dynaflex Exhaust MSRP: Now: $180.95 - $188.95 Was: DynaFlex Quiet Muffler Stack Insert *Not for use with DPF systems. These stack muffler inserts from DynaFlex are made in the USA with high-quality raw materials, helping you reduce exhaust noise by as much as 15 dB! Free-Flow Muffler Stack... MSRP: Now: $180.95 - $188.95 Was: Choose Options
Free Shipping Choose Options Peterbilt 359 379 6" Lincoln Chrome Exhaust Kit Lincoln Chrome MSRP: Now: $2,484.31 - $4,168.47 Was: Peterbilt 359 379 6" Lincoln Chrome Exhaust Kit *68" stacks on trucks with an average ride height will total 14' from the ground! *Height measurements are approximate and will vary depending on your truck's ride height. *Images demonstrate top stack... MSRP: Now: $2,484.31 - $4,168.47 Was: Choose Options
On Sale Choose Options 5" x 51" Muffler Eliminator GrandRock MSRP: $115.95 Now: $102.04 - $215.68 Was: 5" x 51" Muffler Eliminator Muffler Eliminator Fits In Place Of Standard Mufflers 5" Diameter Overall Length: 51" Constructed Of Cold Roll Sold Individually Quality Made Product The muffler eliminator fits in place of standard mufflers. It... MSRP: $115.95 Now: $102.04 - $215.68 Was: Choose Options
Free Shipping Choose Options Peterbilt 359 379 6" Dynaflex Chrome Exhaust Kit Dynaflex Exhaust MSRP: Now: $2,995.13 - $6,135.22 Was: Peterbilt 359 379 6" Dynaflex Chrome Exhaust Kit Premier Quality Stacks With A Look That Is Unmatched! 6" Dynaflex Chrome Exhaust Kit Fits Peterbilt 359 379 Models This Kit Includes (2) Top Stacks - (2) Center Spools - (2) Lower Elbows - (1) Pack... MSRP: Now: $2,995.13 - $6,135.22 Was: Choose Options
Free Shipping Choose Options Peterbilt 5" Y Pipe for Long Elbow by RoadWorks RoadWorks MSRP: Now: $749.95 - $814.95 Was: Peterbilt 5" Y Pipe for Long Elbow by RoadWorks Upgrade your Peterbilt's exhaust system with the RoadWorks Taper Lock Y-Pipe for optimal performance and seamless installation. RoadWorks Taper Lock Y-Pipe Fits Peterbilt Models: 378... MSRP: Now: $749.95 - $814.95 Was: Choose Options
Free Shipping Choose Options Peterbilt Upper Mount Wide Exhaust Slider Clamp by RoadWorks RoadWorks MSRP: Now: $384.95 - $385.95 Was: Peterbilt Upper Mount Wide Exhaust Slider Clamp by RoadWorks Upgrade your Peterbilt with a RoadWorks Upper Mount Wide Exhaust Slider Clamp. Fits 6", 7", or 8" exhausts with OEM quality chrome plating. RoadWorks Upper Mount Wide Exhaust Slider... MSRP: Now: $384.95 - $385.95 Was: Choose Options
Free Shipping Add to Cart Peterbilt Exhaust Bushings Set by RoadWorks RoadWorks MSRP: Now: $24.95 Was: Peterbilt Exhaust Bushings Set by RoadWorks Upgrade your Peterbilt Unibilt with durable RoadWorks Rubber Exhaust Bushings. Premium quality, sold in a pack of 4 for long-lasting performance. RoadWorks Rubber Exhaust Bushings Fits Peterbilt... MSRP: Now: $24.95 Was: Add to Cart
Free Shipping Choose Options Peterbilt 379 90 Degree Long Drop Picket Elbow by RoadWorks RoadWorks MSRP: Now: $309.95 - $604.95 Was: Peterbilt 379 90 Degree Long Drop Picket Elbow by RoadWorks *Image Shows 5" Reduction. Choosing Full Diameter Option Will Eliminate The Reduction On The Bottom Of The Elbow. Upgrade your Peterbilt 379 with the RoadWorks Pickett Style Long Drop... MSRP: Now: $309.95 - $604.95 Was: Choose Options
Free Shipping Choose Options Peterbilt 379 60 Degree Factory Replacement Elbow 14-13056CP by RoadWorks RoadWorks MSRP: Now: $154.95 - $424.95 Was: Peterbilt 379 60 Degree Factory Replacement Elbow 14-13056CP by RoadWorks *Please Verify Your OEM Number(s) Before Purchase *All Elbow Sizes Come With Non-Expanded OD Ends Upgrade your Peterbilt 379 with the RoadWorks Chrome Exhaust Elbow. OEM... MSRP: Now: $154.95 - $424.95 Was: Choose Options
Free Shipping Choose Options Peterbilt Angled Wide Exhaust Clamp by RoadWorks RoadWorks MSRP: Now: $109.95 - $134.95 Was: Peterbilt Angled Wide Exhaust Clamp by RoadWorks Upgrade your Peterbilt's exhaust with RoadWorks Wide Angled Clamps. Certified OEM quality, superb chrome finish, and fits various models and sizes. RoadWorks High Quality Peterbilt Wide Angled... MSRP: Now: $109.95 - $134.95 Was: Choose Options