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Get the best in diesel truck performance parts and accessories here at Ultra! We show you only the best of what is trending in the diesel performance parts industry! We carry the best diesel programmers, exhaust systems, cold air intakes, performance injectors, clutches, turbochargers, gauges, fuel systems and more.

Diesel Truck Performance Parts

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On Sale Now!
Kicker 8 Inch Dual 600 Watt CompRT 2 Ohm Shallow Slim Car Subwoofer | 43CWRT82
Kicker 8 Inch Dual 600 Watt CompRT 2 Ohm Shallow Slim Car Subwoofer | 43CWRT82

CE

$ 159.95 $ 199.95
Rockford Fosgate R1S4-12 12" 300W Subwoofer + Sealed Box + Mono Amp + Wiring Kit
Rockford Fosgate R1S4-12 12" 300W Subwoofer + Sealed Box + Mono Amp + Wiring Kit

CE

$ 154.99
Crunch CR-212A 1000w Dual 12" Powered Loaded Subwoofers In Enclosure + Wire Kit
Crunch CR-212A 1000w Dual 12" Powered Loaded Subwoofers In Enclosure + Wire Kit

Car Audio or Theater

$ 149.95
Belva 600 watt Complete Car Subwoofer Package includes 12-inch Subwoofer in Ported Box, Monoblock Amplifier, Amp Wire Kit [BPKG112v2]
Belva 600 watt Complete Car Subwoofer Package includes 12-inch Subwoofer in Ported Box, Monoblock Amplifier, Amp Wire Kit [BPKG112v2]

Wireless

$ 179.99
BassPro SL - JBL 8" 125W RMS Powered Under-Seat Compact Subwoofer Enclosure System
BassPro SL - JBL 8" 125W RMS Powered Under-Seat Compact Subwoofer Enclosure System

Car Audio or Theater

$ 199.95
MTX TNP212D2 12" 1200W Dual Loaded Car Subwoofer Audio Sub+Box+Amplifier+Amp Kit
MTX TNP212D2 12" 1200W Dual Loaded Car Subwoofer Audio Sub+Box+Amplifier+Amp Kit

Speakers

$ 369.95
On Sale Now!
12" Car Audio Speaker Subwoofer - 1600 Watt High Power Bass Surround Sound Stereo Subwoofer Speaker System - Non Press Paper Cone, 90 dB, 40 Ohm, 60 oz Magnet, 2 Inch 4 Layer Voice Coil - Pyle PLPW12D
12" Car Audio Speaker Subwoofer - 1600 Watt High Power Bass Surround Sound Stereo Subwoofer Speaker System - Non Press Paper Cone, 90 dB, 40 Ohm, 60 oz Magnet, 2 Inch 4 Layer Voice Coil - Pyle PLPW12D

Car Audio or Theater

$ 41.34 $ 53.40
On Sale Now!
Kicker 12" 800 Watt CompVR 4 Ohm DVC Sub Woofer Car Power Subwoofer | 43CVR124
Kicker 12" 800 Watt CompVR 4 Ohm DVC Sub Woofer Car Power Subwoofer | 43CVR124

Wireless

$ 159.95 $ 179.95
BOSS Audio Systems CH10DVC 1500 Watt, 10 Inch, Dual 4 Ohm Voice Coil Car Subwoofer
BOSS Audio Systems CH10DVC 1500 Watt, 10 Inch, Dual 4 Ohm Voice Coil Car Subwoofer

Car Audio or Theater

$ 70.99
PYLE PLQB10 10-Inch 500 Watt Bandpass
PYLE PLQB10 10-Inch 500 Watt Bandpass

Car Audio or Theater

$ 60.54
Skar Audio SDR-10 D4 10" 1200 Watt Max Power Dual 4 Ohm Car Subwoofer
Skar Audio SDR-10 D4 10" 1200 Watt Max Power Dual 4 Ohm Car Subwoofer

Car Audio or Theater

$ 89.99
ASC Package Single 12" Kicker Sub Box Vented Port Subwoofer Enclosure C12 Comp 300 Watts Peak
ASC Package Single 12" Kicker Sub Box Vented Port Subwoofer Enclosure C12 Comp 300 Watts Peak

Speakers

$ 142.95
On Sale Now!
2 New ROCKFORD FOSGATE R2D2-10 1000W 10" 2-Ohm Car Audio Subwoofers Subs R2D210
2 New ROCKFORD FOSGATE R2D2-10 1000W 10" 2-Ohm Car Audio Subwoofers Subs R2D210

Speakers

$ 199.98 $ 219.98
Kicker 10" 600 Watt 4 Ohm Vented Thin Profile Subwoofer Enclosure | 44TCWC104
Kicker 10" 600 Watt 4 Ohm Vented Thin Profile Subwoofer Enclosure | 44TCWC104

Wireless

$ 112.46
Skar Audio EVL-65 D2 6.5" 400 Watt Max Power Dual 2 Ohm Car Subwoofer
Skar Audio EVL-65 D2 6.5" 400 Watt Max Power Dual 2 Ohm Car Subwoofer

Wireless

$ 53.99
Pioneer TS-WX1010A 10" Sealed enclosure active subwoofer with built-in amplifier
Pioneer TS-WX1010A 10" Sealed enclosure active subwoofer with built-in amplifier

Wireless

$ 202.49
JBL Stage 810 8" 200-Watt Subwoofer
JBL Stage 810 8" 200-Watt Subwoofer

Automotive Parts and Accessories

$ 49.95
New Version 3 Belva 600 watt Complete Car Subwoofer Package Includes One (1) 12-inch Subwoofer in a Ported Box, Monoblock Amplifier, Amp Wire Kit [BPKG112V3]
New Version 3 Belva 600 watt Complete Car Subwoofer Package Includes One (1) 12-inch Subwoofer in a Ported Box, Monoblock Amplifier, Amp Wire Kit [BPKG112V3]

Speakers

$ 129.99
BOSS Audio Systems CXX12 Car Subwoofer - 1000 Watts Maximum Power, 12 Inch , Single 4 Ohm Voice Coil, Sold Individually
BOSS Audio Systems CXX12 Car Subwoofer - 1000 Watts Maximum Power, 12 Inch , Single 4 Ohm Voice Coil, Sold Individually

Car Audio or Theater

$ 25.99
Skar Audio Single 10" 1200W Loaded SDR Series Vented Subwoofer Enclosure | SDR-1X10D2
Skar Audio Single 10" 1200W Loaded SDR Series Vented Subwoofer Enclosure | SDR-1X10D2

CE

$ 169.99
BOSS Audio Systems R1100M Monoblock Car Amplifier - 1100 Watts Max Power, 2/4 Ohm Stable, Class A/B, Mosfet Power Supply, Remote Subwoofer Control
BOSS Audio Systems R1100M Monoblock Car Amplifier - 1100 Watts Max Power, 2/4 Ohm Stable, Class A/B, Mosfet Power Supply, Remote Subwoofer Control

Car Audio or Theater

$ 79.99
On Sale Now!
2 JBL CS1214 12" 2000W Car Subwoofers Power Subs Audio Woofers 4 Ohm SVC Black
2 JBL CS1214 12" 2000W Car Subwoofers Power Subs Audio Woofers 4 Ohm SVC Black

Speakers

$ 89.93 $ 89.94
Pioneer TS-SWX3002 12" Shallow-Mount Pre-Loaded Enclosure
Pioneer TS-SWX3002 12" Shallow-Mount Pre-Loaded Enclosure

Wireless

$ 124.95
Planet Audio AC12D Car Subwoofer - 1800 Watts Maximum Power, 12 Inch, Dual 4 Ohm Voice Coil, Sold Individually
Planet Audio AC12D Car Subwoofer - 1800 Watts Maximum Power, 12 Inch, Dual 4 Ohm Voice Coil, Sold Individually

Car Audio or Theater

$ 77.99
1000W Dual Bandpass Speaker System - Car Audio Subwoofer w/ Neon Accent Lighting, Plexi-Glass Front Window w/ 4 Tuned Ports, Silver Polypropylene Cone & Rubber Edge Suspension - Pyramid BNPS102
1000W Dual Bandpass Speaker System - Car Audio Subwoofer w/ Neon Accent Lighting, Plexi-Glass Front Window w/ 4 Tuned Ports, Silver Polypropylene Cone & Rubber Edge Suspension - Pyramid BNPS102

Car Audio or Theater

$ 176.99
Pyramid BNPS122 12"1200W Car Audio Subwoofer + Box + 1500W Mono Amp + Amp Kit
Pyramid BNPS122 12"1200W Car Audio Subwoofer + Box + 1500W Mono Amp + Amp Kit

CE

$ 198.99
Rockville RV12.2B 1200W Dual 12" Car Subwoofer Enclosure+Mono Amplifier+Amp Kit
Rockville RV12.2B 1200W Dual 12" Car Subwoofer Enclosure+Mono Amplifier+Amp Kit

Wireless

$ 209.95
Rockville Rws12ca Slim 1200 Watt 12" Amplified Powered Car Subwoofer Enclosure
Rockville Rws12ca Slim 1200 Watt 12" Amplified Powered Car Subwoofer Enclosure

Wireless

$ 174.95
Rockford Fosgate P300-12 Punch 300 Watt Powered Loaded 12-Inch Subwoofer Enclosure
Rockford Fosgate P300-12 Punch 300 Watt Powered Loaded 12-Inch Subwoofer Enclosure

Car Audio or Theater

$ 389.99
Rockville RTB12A 12" 600w Powered Subwoofer Bass Remote+Amp Kit
Rockville RTB12A 12" 600w Powered Subwoofer Bass Remote+Amp Kit

Car Audio or Theater

$ 154.95
BOSS Audio Systems BAB10 Amplified Car Subwoofer - 1200 Watts Max Power, Low Profile, 10 Inch Subwoofer, Remote Subwoofer Control, Great for Vehicles That Need Bass But Have Limited Space
BOSS Audio Systems BAB10 Amplified Car Subwoofer - 1200 Watts Max Power, Low Profile, 10 Inch Subwoofer, Remote Subwoofer Control, Great for Vehicles That Need Bass But Have Limited Space

Wireless

$ 139.99
Dual Electronics BP1204 12 inch illumiNITE High Performance Studio Enclosed Car Subwoofers with 1,100 Watts of Peak Power
Dual Electronics BP1204 12 inch illumiNITE High Performance Studio Enclosed Car Subwoofers with 1,100 Watts of Peak Power

Car Audio or Theater

$ 169.84
Rockville RVB12.1A 12 Inch 500W Active Powered Car Subwoofer+Sub Enclosure Box
Rockville RVB12.1A 12 Inch 500W Active Powered Car Subwoofer+Sub Enclosure Box

Musical Instruments

$ 129.95
Belva 1000 watt Complete Car Subwoofer Package Includes Two (2) 10-inch Subwoofers in Ported Box, Monoblock Amplifier, Amp Wire Kit [BPKG210v2]
Belva 1000 watt Complete Car Subwoofer Package Includes Two (2) 10-inch Subwoofers in Ported Box, Monoblock Amplifier, Amp Wire Kit [BPKG210v2]

Car Audio or Theater

$ 239.99
Kicker CWR122 (43CWR122) 12" CompR Car Subwoofer
Kicker CWR122 (43CWR122) 12" CompR Car Subwoofer

Speakers

$ 149.87
Rockville SS8P 400w 8" Slim Under-Seat Active Powered Car/Truck Subwoofer Sub
Rockville SS8P 400w 8" Slim Under-Seat Active Powered Car/Truck Subwoofer Sub

Wireless

$ 99.95
On Sale Now!
Pioneer TS-WX1210A 12" Sealed enclosure active subwoofer with built-in amplifier
Pioneer TS-WX1210A 12" Sealed enclosure active subwoofer with built-in amplifier

Wireless

$ 283.99 $ 369.99
Sony SACS9 10-Inch Active Subwoofer
Sony SACS9 10-Inch Active Subwoofer

Speakers

$ 398.00
Sony GS Series 12" 2000W 4-Ohm Dual Voice Coil Audio Power Subwoofer (2 Pack)
Sony GS Series 12" 2000W 4-Ohm Dual Voice Coil Audio Power Subwoofer (2 Pack)

Speakers

$ 247.99
On Sale Now!
Sony DSX-M55BT Bluetooth Marine Digital Media Stereo Receiver with SiriusXM
Sony DSX-M55BT Bluetooth Marine Digital Media Stereo Receiver with SiriusXM

Wireless

$ 128.00 $ 129.99
SONY XBA-N3AP Stereo In-ear Headphones
SONY XBA-N3AP Stereo In-ear Headphones

Wireless

$ 299.00
On Sale Now!
Sony HT-X9000F Soundbar with Wireless Subwoofer: X9000F 2.1ch Dolby Atmos Sound Bar and Subwoofer - Home Theater Surround Sound Speaker System for TV - Bluetooth and HDMI Arc Compatible Bar
Sony HT-X9000F Soundbar with Wireless Subwoofer: X9000F 2.1ch Dolby Atmos Sound Bar and Subwoofer - Home Theater Surround Sound Speaker System for TV - Bluetooth and HDMI Arc Compatible Bar

CE

$ 398.00 $ 599.99
Sony XSFB6930 6 x 9-Inches 450 Watt 3-Way Car Audio Speakers, pair (Black)
Sony XSFB6930 6 x 9-Inches 450 Watt 3-Way Car Audio Speakers, pair (Black)

Car Audio or Theater

$ 54.45
Sony XMS400D 4 Channel Micro Amplifier (Black)
Sony XMS400D 4 Channel Micro Amplifier (Black)

Car Audio or Theater

$ 158.00
Sony DSX-B700 Bluetooth Media Receiver with XS-FB1630 6.5" Speakers, XS-FB6930 6x9 Speakers
Sony DSX-B700 Bluetooth Media Receiver with XS-FB1630 6.5" Speakers, XS-FB6930 6x9 Speakers

CE

$ 249.97
Sony XAV-AX5000 Double Din Radio Install Kit With Apple CarPlay, Android Auto, Sirius XM Ready Fits 2007-2010 Edge (With factory amplified sound)
Sony XAV-AX5000 Double Din Radio Install Kit With Apple CarPlay, Android Auto, Sirius XM Ready Fits 2007-2010 Edge (With factory amplified sound)

Automotive Parts and Accessories

$ 390.98
Sony XS-MP1611 6.5" 140 Watt Dual Cone Marine Speakers Stereo, Pair (6 Pack)
Sony XS-MP1611 6.5" 140 Watt Dual Cone Marine Speakers Stereo, Pair (6 Pack)

Automotive Parts and Accessories

$ 268.99
Sony MEX-M100BT Marine CD Receiver with Bluetooth and Sirius XM Tuner and Handle Bar Control Interface Bundle
Sony MEX-M100BT Marine CD Receiver with Bluetooth and Sirius XM Tuner and Handle Bar Control Interface Bundle

Sports

$ 279.99