| ChargeSpeed EG Carbon Fiber hood - Used | 1to1tuning.co | 700 USD | 1,800 USD | −61.1% |
| PCI Racing - Front Upper Camber Arms + Bronze Bearings kits - EG+DC - *USED* | 1to1tuning.co | 295 USD | 595 USD | −50.4% |
| Proteon Aero - Carbon Fiber Sideskirts for Time Attack - New | 1to1tuning.co | 1000 USD | 2,000 USD | −50% |
| Hawk Wilwood Superlite 4/6 Forged Thin Race HT-10 Brake Pads - HB521S.650 | 1to1tuning.co | 95 USD | 180 USD | −47.2% |
| Wiseco J32 / J35 / J37 Forged Pistons Set - 89.5 mm - Dish (For Boosted applications) - *NEW* | 1to1tuning.co | 500 USD | 850 USD | −41.2% |
| PFT AWD Civic - Viscous carrier bearing mounts - *NEW* | 1to1tuning.co | 150 USD | 250 USD | −40% |
| Supertech Honda/Acura J30/J32 Single Valve Spring Kit - *NEW* | 1to1tuning.co | 495 USD | 791 USD | −37.4% |
| Lotse - ProMod Coated Steering Wheel kit - *Lightly Used* | 1to1tuning.co | 250 USD | 398 USD | −37.2% |
| Precision Turbo Next Gen 6785 BB/Sportsman SS V-Band In/Out/ 1.28 A/R - 25709219839 *NEW* | 1to1tuning.co | 2999 USD | 4,699.99 USD | −36.2% |
| Go Lithium 16V Gen 2 Ultralight Battery + Charger + Bracket - Combo - *NEW* | 1to1tuning.co | 900 USD | 1,400 USD | −35.7% |
| Turbosmart PSG50 Pneumatic Straight Gate External Wastege - Black *NEW* | 1to1tuning.co | 550 USD | 834.99 USD | −34.1% |
| DRAG CARTEL INDUSTRIES Smart Coil Relocation Mounting Bracket - *NEW* | 1to1tuning.co | 99 USD | 149.99 USD | −34% |
| Turbosmart WG50 Gen V Pro-Gate 50mm external wastegate - *NEW* | 1to1tuning.co | 350 USD | 529 USD | −33.8% |
| Radium Engineering Coolant Expansion Tank- Universal *Lightly Used* | 1to1tuning.co | 225 USD | 339 USD | −33.6% |
| Honda K20A Shortblock - 800HP+ built - CSS/JE Pistons/BC Rods - Back for sale! | 1to1tuning.co | 3400 USD | 5,000 USD | −32% |
| Drag Cartel / Pracworks K-Series Carbon Fiber Dual (8) Injector Centerfeed Intake Manifold *NEW* | 1to1tuning.co | 1500 USD | 2,199 USD | −31.8% |
| ECUMaster PMU/PDM w/USB to CAN device + Billet mount combo - *NEW* Open Box | 1to1tuning.co | 1149 USD | 1,679 USD | −31.6% |
| SpeedFactory Racing AWD / FWD Lightweight Rear Staging Brake Kit - *NEW* | 1to1tuning.co | 449 USD | 649 USD | −30.8% |
| P2R - J-Series Forged H-Beam Rods - J35 - Set of 6 *NEW* | 1to1tuning.co | 450 USD | 649 USD | −30.7% |
| Drag Cartel - K-series Elite Series Rocker Arms (new, modified) | 1to1tuning.co | 725 USD | 1,045 USD | −30.6% |
| Competition Clutch Triple Disc - NEW STYLE - K-series 1848037-3 - *NEW* | 1to1tuning.co | 1149 USD | 1,599 USD | −28.1% |
| RIFE G-Series 6" Shock Travel Sensor 52-1706 *NEW* | 1to1tuning.co | 145 USD | 199 USD | −27.1% |
| AEM CD-7 Logging GPS Enabled Race Dash Carbon Fiber Digital Display - 30-5703 *NEW* | 1to1tuning.co | 1400 USD | 1,862 USD | −24.8% |
| KLM Race Catch Can - RAW - Dual -10AN fittings *NEW* | 1to1tuning.co | 175 USD | 229.99 USD | −23.9% |
| Hardwire Electronics PDM15 V2 | 1to1tuning.co | 1145 USD | 1,495 USD | −23.4% |
| S1 Built - Rear Lower Control Arms - Offset - EF EG DC | 1to1tuning.co | 345 USD | 449 USD | −23.2% |
| FCS Race K20 (PRB) Filler neck expansion tank - *NEW* | 1to1tuning.co | 250 USD | 314.95 USD | −20.6% |
| FuelTech - NanoPro o2 Conditioner - NEW *Open Box* | 1to1tuning.co | 279 USD | 349 USD | −20.1% |
| Brian Crower K20 Stroker kit 92mm | 1to1tuning.co | 2800 USD | 3,500 USD | −20% |
| Cobb Accessport - Ford Ecoboost Mustang - AP3-FOR-003 - USED | 1to1tuning.co | 500 USD | 625 USD | −20% |
| FIC FUEL INJECTOR CLINIC 650cc INJECTOR SET FOR VW / AUDI 6-cyl - IS168-0650H *NEW* | 1to1tuning.co | 425 USD | 530 USD | −19.8% |
| HASport Billet Mount kit - EKK2 w SOLID inserts - *NEW* | 1to1tuning.co | 550 USD | 683 USD | −19.5% |
| AEM CD-7 GPS Enabled Race Dash Carbon Fiber Digital Display Non-Logging - 30-5702 - *NEW* | 1to1tuning.co | 1250 USD | 1,528 USD | −18.2% |
| Driven Racing Oil BR40 10W-40 Break-In Motor Oil - Quart | 1to1tuning.co | 10.95 USD | 12.55 USD | −12.7% |
| CSF 2023+ Honda Civic FL5 Type R / 2024+ Acura Integra DE5 Type S Aluminum Radiator | 1to1tuning.co | 695 USD | 795 USD | −12.6% |
| PCI Racing - Spherical Bearing Kits 88-00 Civic/CRX 90-01 Integra - Rear Trailing Arm Spherical Kit - *NEW* | 1to1tuning.co | 230 USD | 260 USD | −11.5% |
| Magic Garage Racing MOTEC PDM / M1 SERIES ECU UNIVERSAL MOUNT | 1to1tuning.co | 85 USD | 95 USD | −10.5% |
| ECUMaster Battery Isolator Club (M8) - NEW | 1to1tuning.co | 405 USD | 451.53 USD | −10.3% |
| Clutchmasters - 725 Pro Series Twin Disc Clutch kit - K-series | 1to1tuning.co | 1699 USD | 1,880 USD | −9.6% |
| Magnus Honda Mechanical Fuel Pump Crank Drive – K Series *NEW* | 1to1tuning.co | 1800 USD | 1,980 USD | −9.1% |