| UPC Code | Description | Price | Base | Esprit | Formula | Trans Am | Notes |
| A01 | Tinted Glass, All Windows | $ 56.00 | A | A | A | A | |
| A31 | Power Windows | $ 124.00 | A | A | A | A | Requires Console (D55) |
| A90 | Deck Lid Release, Remote Control | $ 21.00 | A | A | A | A | |
| AK1 | Belts, Custom Color Keyed | $ 20.00 | A | A | A | A | Standard with Redbird and Skybird Appearance Packages |
| AU3 | Power Door Locks | $ 80.00 | A | A | A | A | |
| B37 | Mats, Front & Rear Floor Color Keyed | $ 21.00 | A | A | A | A | |
| B84 | Moldings, Roof Drip | $ 20.00 | A | S | A | A | Not available with Fisher Hatch Roof (CC1) or Hurst Hatch Roof (WY9). Included with Vinyl Top (CB7). |
| B85 | Window Sill and rear hood moldings | $ 25.00 | A | S | A | A | |
| B96 | Moldings, Wheel Opening | $ 21.00 | A | S | A | N/A | Standard with Formula Appearance Package (W50). |
| BS1 | Insulation, Additional Accoustical | $ 29.00 | A | S | A | A | |
| C49 | Defroster, Electric Rear Window | $ 92.00 | A | A | A | A | |
| C60 | Air Conditioning Custom | $ 508.00 | A | A | A | A | |
| C95 | Lamp , Dome Reading | $ 18.00 | A | A | A | A | |
| CB7 | Canopy Top Cordova | $ 111.00 | A | A | A | N/A | Includes Roof Drip Moldings (B84). |
| CC1 | Fisher Hatch Roof, Removable | $ 625.00 | A | A | A | A | Standard with Special Edition Black Trans Am (Y84) and Special Edition Gold Trans Am (Y88) |
| CD4 | Windshield Wipers, Controlled Cycle | $ 32.00 | A | A | A | A | |
| D34 | Mirror, Visor Vanity | $ 5.00 | A | A | A | A | |
| D35 | Mirror Group (Dual Sport Outside Rear View Mirrors) | $ 34.00 | A | S | S | S | Left hand remote controlled |
| D55 | Console | $ 80.00 | A | A | S | S | |
| D80 | Spoiler, Rear Deck | $ 55.00 | A | A | S | S | |
| D98 | Vinyl Accent Stripes | $ 52.00 | A | A | A | N/A | Not available with Formula Appearance Package (W50) or Redbird (W60) |
| G80 | Limited Slip Axle (Safe T Track) | $ 60.00 | A | A | A | S | |
| JL2 | Power Brakes, Front Disc | $ 69.00 | A | A | S | S | Req With V8 Engines or V6 with Air Conditioning (C60) |
| K05 | Engine Block Heater | $ 14.00 | A | A | A | A | |
| K30 | Cruise Control | $ 90.00 | A | A | A | A | with Auto Trans (MX1) only. Available with LG3 5.0 Litre V-8, LM1 5.7 Litre V-8, L78 6.6 Litre V-8, W72 6.6 Litre V-8.. |
| K76 | Alternator Heavy Duty 61 Amp | A | A | A | N/A | Available with 5.0 Litre (LG3) and 5.7 Litre (LM1) engines only. No charge when ordered with Air Conditioning (C60) and Rear Defroster (C49). | |
| Without Air Conditioning (C60) and Rear Defroster (C49) | $ 31.00 | ||||||
| Without Air Conditioning (C60) and Rear Defroster (C49) | n/c | ||||||
| K81 | Alternator Heavy Duty 63 Amp | A | A | A | N/A | Available with 5.0 Litre (LG3), 5.7 Litre (LM1), 6.6 Litre V-8 (W72) or 6.6 Litre (403ci) V-8 (L80 engines only. No charge when ordered with Air Conditioning (C60) and Rear Defroster (C49). | |
| Without Air Conditioning (C60) and Rear Defroster (C49) | $ 31.00 | ||||||
| Without Air Conditioning (C60) and Rear Defroster (C49) | n/c | ||||||
| L78 | 6.6 Litre (400) 4BBL V-8 180hp | $ 205.00 | N/A | N/A | A | S | Not available with High Altitude (NA6) or California emissions (VJ9). Requires automatic transmission |
| L80 | 6.6 Litre (403) 4BBL V-8, Oldsmobile built | N/A | N/A | A | S (CA) | With High Altitude (NA6) or California emissions (VJ9) only. Requires Automatic Transmission (MX1). Standard on Trans Am's sold in California. | |
| Formula | $ 205.00 | ||||||
| Trans Am | n/c | ||||||
| LD5 | 3.8 Litre (231) 2BBL V-6, Buick built | n/c | S | S | N/A | N/A | Not available with High Altitude Emissions (NA6) |
| LG3 | 5.0 Litre (305) 2BBL V-8, Chevrolet built | $ 117.00 | A | A | S | N/A | Introduced in mid 1977. |
| LM1 | 5.7 Litre (350) 4BBL V-8, Chevrolet built | A | A | A | N/A | Available Federal with 4 speed. Required in high altitude areas at extra cost with Altitude Package Only (NA6 ) and Automatic Transmission, | |
| Base Firebird and Esprit | $ 255.00 | ||||||
| Formula | $ 115.00 | ||||||
| M21 | Close Ratio 4 Speed Manual Transmission | n/c | N/A | N/A | A | A | Available with 6.6 Litre 400 4BBL (W72) only. Not available with High Altitude (NA6) or California (VJ9) emissions. |
| MM3 | 3 Speed Manual transmission | S | S | N/A | N/A | Available with 3.8 Litre V-6 (LD5) only. | |
| MM4 | 4 Speed Manual Transmission | A | A | A | N/A | With 5.0 Litre 2BBL (LG3) and 5.7 Litre (LM1). Not available with High Altitude (NA6) or California (VJ9) emissions. | |
| Base Firebird and Esprit | $ 125.00 | ||||||
| Formula | $ (182.00) | ||||||
| MX1 | 3 Speed Automatic Transmission | A | A | A | A | Requires Console (D55). | |
| Base Firebird and Esprit | $ 307.00 | ||||||
| Formula and Trans Am | n/c | ||||||
| N30 | Luxury Cushion Steering Wheel | n/c | A | S | S | N/A | |
| N33 | Steering Wheel, Tilt | $ 72.00 | |||||
| N65 | Spare Tire, Stowaway | n/c | A | A | |||
| N67 | Wheels, Rally II Body Color with trim rings | A | A | A | A | Includes fifth Rally II spare when Stowaway Spare is not ordered? | |
| Base Firebird without Stowaway Spare (N65) | $ 136.00 | ||||||
| Base Firebird with Stowaway Spare (N65) | $ 117.00 | ||||||
| Esprit without Stowaway Spare (N65) | $ 79.00 | ||||||
| Esprit with Stowaway Spare (N65) | $ 98.00 | ||||||
| Formula and Trans Am | n/c | ||||||
| N95 | Wheel Covers, Wire | A | A | N/A | N/A | ||
| Base Firebird | $ 146.00 | ||||||
| Esprit | $ 108.00 | ||||||
| N98 | Wheels, Rally II with trim rings | A | A | S | S | Includes fifth Rally II spare when Stowaway Spare is not ordered? | |
| Base Firebird without Stowaway Spare (N65) | $ 136.00 | ||||||
| Base Firebird with Stowaway Spare (N65) | $ 117.00 | ||||||
| Esprit without Stowaway Spare (N65) | $ 79.00 | ||||||
| Esprit with Stowaway Spare (N65) | $ 98.00 | ||||||
| NA6 | High Altitude Emissions Requirements | $ 33.00 | A | A | A | A | |
| NK3 | Steering Wheel, Formula | A | A | A | S | Standard with Redbird and Appearance Package, Esprit (W60). Available in Black Only | |
| Base Firebird | $ 65.00 | ||||||
| Esprit without Air Conditioning (C60) | $ 46.00 | ||||||
| Esprit with Air Conditioning (C60) | n/c | ||||||
| Formula | $ 46.00 | ||||||
| P01 | Wheel Covers, Deluxe | $ 38.00 | A | S | N/A | N/A | |
| QBP | Tires, FR78 X 15 WL STL (White Letter Steel Belted) | A | A | N/A | N/A | ||
| Base Firebird and Esprit with Stowaway Spare (N65) | $ 49.00 | ||||||
| Base Firebird and Esprit without Stowaway Spare (N65) | $ 61.00 | ||||||
| QBU | Tires, FR78 X 15 BSW STL (Blackwall Steel Belted) | n/c | S | S | N/A | N/A | |
| QBW | Tires, FR78 X 15 WSW STL (Whitewall Steel Belted) | A | A | N/A | N/A | ||
| Base Firebird and Esprit with Stowaway Spare (N65) | $ 37.00 | ||||||
| Base Firebird and Esprit without Stowaway Spare (N65) | $ 46.00 | ||||||
| QBX | GR70-15 Black sidewall steel belted radials | n/c | N/A | N/A | S | S | |
| QCY | GR70-15 White sidewall steel belted radials | $ 51.00 | N/A | N/A | A | A | |
| U35 | Clock, Electric | $ 22.00 | A | A | A | N/A | Not available with Rally Guages (W63) or Rally Gauge Cluster (WW8) |
| U58 | Radio, AM/FM Stereo | $ 236.00 | A | A | A | A | |
| U63 | Radio, AM | $ 83.00 | A | A | A | A | |
| U69 | Radio, AM/FM | $ 154.00 | A | A | A | A | |
| U80 | Radio Speaker, Rear | $ 24.00 | A | A | A | A | Available with Radio AM (U63), Radio AM/FM (U69), Radio AM/FM w/40 Channel CB (UP5) |
| UA1 | Battery, Heavy Duty | $ 20.00 | A | A | A | A | |
| UM1 | Radio, AM & Stereo 8 Tape Player | $ 233.00 | A | A | A | A | |
| UM2 | Radio, AM/FM Stereo & Stereo 8 Tape Player | $ 341.00 | A | A | A | A | |
| UN3 | Radio, AM/FM Stereo & Cassette Tape Player | $ 351.00 | A | A | A | A | |
| UN9 | Radio Accomodation Package | $ 27.00 | A | A | A | A | Included with optional radios. |
| UP5 | Radio, AM/FM w/40 Channel CB | $ 436.00 | A | A | A | A | Requires Rear Speaker (U80) |
| UP6 | Radio, AM/FM Stereo w/40 Channel CB | $ 518.00 | A | A | A | A | Includes Power Antenna - AM/FM/CB Tri Band (U83) |
| UP8 | Dual Rear Speakers | A | A | A | A | all radios except AM/FM Radio w/40 Channel CB (UP5), AM Radio (U63), or AM/FM Radio (U69) | |
| UY8 | Radio, AM/FM Stereo W/Digital Clock | $ 392.00 | A | A | A | N/A | Not available in Trans Am (W87) or with Electric Clock (U35) |
| V02 | Radiator, Super Cooling | A | A | A | A | ||
| with Air Conditioning (C60) | $ 31.00 | ||||||
| without Air Conditioning (C60) | $ 56.00 | ||||||
| VJ9 | California Emissions Equipment | $ 75.00 | A | A | A | A | |
| W50 | Appearance Package, Formula | $ 137.00 | N/A | N/A | A | N/A | |
| W60 | Skybird Appearance Package, Esprit | N/A | A | N/A | N/A | With blue Lombardy velour or blue vinyl Doeskin interior only. | |
| Esprit with Lombardy Cloth | $ 461.00 | ||||||
| Esprit with Doeskin Vinyl | $ 426.00 | ||||||
| W63 | Gauges, Rally and Clock | $ 63.00 | A | A | A | N/A | |
| W68 | Redbird Appearance Package, Esprit | N/A | A | N/A | N/A | With red Lombardy velour or red vinyl Doeskin interior only. | |
| Esprit with Lombardy Cloth | $ 465.00 | ||||||
| Esprit with Doeskin Vinyl | $ 430.00 | ||||||
| W72 | 6.6 Litre (400) 4BBL V-8 220hp | N/A | N/A | A | A | Not available with High Altitude (NA6) or California emissions (VJ9). Available with Automatic Transmission (MX1) or Close Ratio 4 Speed Transmission (M21) | |
| Formula | $ 280.00 | ||||||
| Trans Am | $ 75.00 | ||||||
| WS6 | Trans Am Special Performance Package | N/A | N/A | A | A | Available with W72 400 V-8 and L80 403 V-8 | |
| with W72 6.6 Litre | $ 324.00 | ||||||
| with L80 6.6 Litre | $ 249.00 | ||||||
| WW7 | Hood Bird Decal | $ 66.00 | N/A | N/A | N/A | A | Standard with Special Edition Black Trans Am (Y82 and Y84) and Special Edition Gold Trans Am (Y88) |
| WW8 | Rally Gauge cluster with clock and tachometer | $ 123.00 | A | A | A | S | |
| WY9 | Hurst Hatch Roof, Removable | $ 625.00 | A | A | A | A | Standard with Special Edition Black Trans Am (Y82) |
| Y82 | Special Edition Black Trans Am | $1,259.00 | N/A | N/A | N/A | A | Y82 built in Norwood |
| Y84 | Special Edition Black Trans Am | $1,259.00 | N/A | N/A | N/A | A | Y84 built in Van Nuys |
| Y88 | Gold Special Edition | $1,263.00 | N/A | N/A | N/A | A | |
| Y90 | Custom Trim Group | N/A | S | A | A | Available in Doeskin Vinyl and Lombardy Cloth | |
| Formula and Trans Am with Doeskin Vinyl | $ 99.00 | ||||||
| Formula and Trans Am with Lombardy Cloth | $ 134.00 | ||||||
| Esprit with Lombardy Cloth with Skybird | $ 35.00 | ||||||
| Esprit with Lombardy Cloth without Skybird | n/c | ||||||
| Y92 | Lamp Group | $ 18.00 | A | A | A | A | |
| YJ8 | Wheels, Cast Aluminum Snowflake | A | A | A | A | ||
| Base Firebird | $ 290.00 | ||||||
| Esprit without Skybird | $ 252.00 | ||||||
| Key | |||||||
| A | Available Factory option | ||||||
| D | Dealer Installed | ||||||
| S | Standard Equipment | ||||||
| N/A | Not Available | ||||||
| New or Changed for 1978 |