| Drill cylinder heads for 1/2" head bolts - studs | cidheads.com | 100 USD | 150 USD | −33.3% |
| Gen V LT Solid (Solid Water) Cylinder Head Option | cidheads.com | 400 USD | 550 USD | −27.3% |
| LS Solid (No Water) Cylinder Head Option | cidheads.com | 475 USD | 575 USD | −17.4% |
| SB Ford BA Manifold CNC Lightening Program | cidheads.com | 550 USD | 650 USD | −15.4% |
| BA LS Manifold CNC Lightening Program | cidheads.com | 550 USD | 650 USD | −15.4% |
| SC2 - LSCR Solid (No Water) Cylinder Head Option | cidheads.com | 575 USD | 675 USD | −14.8% |
| 2 Piece BA CID SB Ford & BA CID LS Intake Manifold Conversion | cidheads.com | 575 USD | 675 USD | −14.8% |
| 11/32 Steel Exhaust Valve Guide Upgrade for Power Adder Heads | cidheads.com | 300 USD | 350 USD | −14.3% |
| 5/16 Steel Exhaust Valve Guide Upgrade for Power Adder Heads | cidheads.com | 300 USD | 350 USD | −14.3% |
| SB Ford BA Manifold CNC Lightening Program With Top Injector Bung Removal | cidheads.com | 700 USD | 800 USD | −12.5% |
| BA LS Manifold CNC Lightening Program With Top Injector Bung Removal | cidheads.com | 700 USD | 800 USD | −12.5% |
| CID -12 Fuel Rail Kit W/ Mounts | cidheads.com | 350 USD | 400 USD | −12.5% |
| SC2 - LSCR Valve Cover Gaskets | cidheads.com | 80 USD | 90 USD | −11.1% |
| CID SB Ford D3 5.0 4500 Carb BA Intake Manifold suit 9.2" deck block. | cidheads.com | 895 USD | 995 USD | −10.1% |
| CID LS Oval Port Carb BA Intake Manifold | cidheads.com | 895 USD | 995 USD | −10.1% |
| CID SBF 5.0 4500 Semi Finished Flange BA Performance Intake Manifold to suit a 9.5" deck block. | cidheads.com | 895 USD | 995 USD | −10.1% |
| CHE Bronze Alloy Intake and Exhaust Valve Seat Upgrade | cidheads.com | 475 USD | 525 USD | −9.5% |
| LS Billet Valve Covers | cidheads.com | 820 USD | 899 USD | −8.8% |
| CID DM 500 CNC Ported Symmetrical Port Big Block Chevy heads (Price per pair BARE) | cidheads.com | 4400 USD | 4,800 USD | −8.3% |
| 9.5" Deck Printed Sand Core CID SB Ford SC2 5.0 4500 EFI Upper Fuel Rail BA Intake Manifold. | cidheads.com | 2750 USD | 3,000 USD | −8.3% |
| JK 400 CFM Big Block Chevy Cylinder Heads with as cast ports. (Price per pair BARE) | cidheads.com | 3500 USD | 3,800 USD | −7.9% |
| CID DM 470 Symmetrical Port Big Block Chevy Heads with as cast ports. (Price per pair BARE) | cidheads.com | 3500 USD | 3,800 USD | −7.9% |
| CID Profiler Air-Strike Intake Manifold Carb | cidheads.com | 1250 USD | 1,350 USD | −7.4% |
| CID LS3 4150 EFI BA Intake Manifold | cidheads.com | 1245 USD | 1,345 USD | −7.4% |
| CID LS3 4500 EFI BA Intake Manifold | cidheads.com | 1245 USD | 1,445 USD | −7.4% |
| CID SB Ford SC1, SC2 - GV2 4500 5.0 EFI BA Intake Manifold to suit a 9.2" deck block. | cidheads.com | 1245 USD | 1,345 USD | −7.4% |
| CID LS7 4150 EFI BA Intake Manifold | cidheads.com | 1245 USD | 1,345 USD | −7.4% |
| CID LS7 4500 EFI BA Intake Manifold | cidheads.com | 1245 USD | 1,445 USD | −7.4% |
| CID LT Air Ram Manifold | cidheads.com | 1245 USD | 1,345 USD | −7.4% |
| CID LS Dart 10D 5.0 4500 EFI BA Intake Manifold 9.24" Deck | cidheads.com | 1295 USD | 1,395 USD | −7.2% |
| CID LSR 4500 Carb BA Intake Manifold Suit Edelbrock LSR Cylinder Heads 9.75" Deck | cidheads.com | 1300 USD | 1,400 USD | −7.1% |
| Victory Titanium Valves | cidheads.com | 162.5 USD | 175 USD | −7.1% |
| 9.24" Deck Printed Sand Core CID LS-CR 5.0 4500 EFI Lower Fuel Rail BA Intake Manifold. | cidheads.com | 2750 USD | 2,950 USD | −6.8% |
| CID LS7 12D BE Cylinder Heads 450CFM - 3.7" CSA - Suit 4.125" + Bore Std Exhaust Height (Per PAIR) | cidheads.com | 3500 USD | 3,750 USD | −6.7% |
| CID LS7 12D BE Cylinder Heads 420+CFM - 2.9" MCSA - Suit 4.125" Bore Std Exhaust Height (Per PAIR) | cidheads.com | 3500 USD | 3,750 USD | −6.7% |
| CID LS7 12D PA (Power Adder) BE Cylinder Heads 400 + CFM - 2.9" MCSA - Suit 4.125" Bore - Std Exhaust Height - 60CC Chamber (Per PAIR) | cidheads.com | 3500 USD | 3,750 USD | −6.7% |
| CID LS7 12D BE Cylinder Heads 420 + CFM - 3.3" MCSA - Suit 4.125" Bore - Std Exhaust Height - 45CC Chambers (Per PAIR) | cidheads.com | 3500 USD | 3,750 USD | −6.7% |
| CID LS Dart 10D 5.0 4500 EFI BA Intake Manifold 9.45" Deck | cidheads.com | 1395 USD | 1,495 USD | −6.7% |
| CID Profiler Air-Strike Intake Manifold EFI | cidheads.com | 1500 USD | 1,600 USD | −6.2% |
| Victory Coated Titanium Valves | cidheads.com | 192.5 USD | 205 USD | −6.1% |